In an ecological interaction known as commensalism, one creature benefits while the other is neither aided nor hurt.
When a bird builds its nest in a tree, that is an example of a commensal relationship. The bird gains from having a secure location to erect its nest, while the tree receives neither assistance nor injury. The bird's nest has no impact on the tree's ability to grow and operate correctly.
In this relationship, the tree serves the bird's needs while the tree itself is unharmed. One creature gains, while the other is neither aided nor hurt, making this a commensalism example.
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C + O2 = CO2. The __ carbon combines with the ___ oxygen to form the ___ carbon dioxide.
1,1,1
Explanation:
1 mole of carbon combines with 1 ,mole of oxygen to form 1 mole of carbondioxide
For the animal pictured in the boxes below, type at least 3 adaptions they have and explain how these adaptions help them survive in their environments
Answer:
Edmentum sucks
Explanation:
The organisms in a desert biome must have wide feet as as to wade through sand, this is not necessary in a tundra biome.
The term biome refer to a zone of life found on earth. The descriptions of tundra and desert biomes are shown as follows;
A tundra biome is a cold region in which trees are absent and living organisms have to survive under very cold conditions.
A desert biome is covered mostly with sand and has alternating hot and cold conditions in the day and in the night.
The organisms in a desert biome must have wide feet as as to wade through sand. This is not necessary in a tundra biome composed mostly of snow. Also, in a desert biome, organisms have hairy eyes to keep away sand. This is not required in a tundra biome.
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can someone please help me, i dont know how to answer this. please give me pointers
Because, the passage itself describes about the nature of greenhouse effects. The greenhouse gases are absorbed by the soil. In order to protect the sensitive plants, we are going now for the modern greenhouse method i.e. artificial method. Transparent material which is nothing but like a sheet which covers the house is contructed to oppose the greenhouse gases to protect the plants. As the heat passes, some amount of heat won't escapes to atmosphere. This results in excess heat inside and leads the plants to die. Scientists say it's better to be the natural method of greenhouse effects.
Which of the following is true about photosynthesis?
A.
Chloroplasts release energy from the chemical bonds in sugar.
B. Chloroplasts convert light energy into chemical energy in the form of sugar.
C. Mitochondria convert light energy into chemical energy in the form of sugar.
D. Mitochondria release energy from the chemical bonds in sugar.
Answer:
B
Explanation:
Mitochondria both deal with cellular respiration, not photosynthesis, meaning that C and D are wrong. and if you look at the photosynthesis equation, it equals glucose = sugar
What is the difference between analyzing and modifying one's DNA?
Answer:genetic information that a person has, so as to predict or better understand the traits or diseases that she or he may develop.
Explanation:
2. Scientists use seismic waves to study inner Earth.
A. How are seismic waves formed? (2 points)
B. What are two characteristics of P waves? (2 points)
C. What are two characteristics of S waves? (2 points)
D. How do absorption, reflection, and refraction change the movement of P waves? (6 points)
Answer:
A. Seismic waves are formed by the sudden release of energy, such as from an earthquake, explosion, or human-made source.
B. Two characteristics of P waves, also known as primary waves, are that they are longitudinal waves that travel through solids, liquids, and gases, and they are the fastest seismic waves.
C. Two characteristics of S waves, also known as secondary waves, are that they are transverse waves that can only travel through solids, and they are slower than P waves.
D. Absorption, reflection, and refraction can change the movement of P waves in several ways:
Absorption: P waves can lose energy and become weaker as they travel through different materials, such as soil, rock, or water.
Reflection: P waves can bounce off a boundary between two different materials, such as the boundary between the Earth's crust and mantle, causing them to change direction.
Refraction: P waves can change direction as they pass through materials with different densities or elastic properties, such as the boundary between the Earth's mantle and core. The change in direction can cause P waves to bend, speed up, or slow down.
Explanation:
Hello there,
Introduction:
Seismic waves are a unique feature that Scientists get from Earthquakes.
Seismic waves are vibrations that essentially travel through Earth carrying the energy released during an earthquake. The three types of seismic waves are P waves, S waves and surface waves.
P waves, or primary waves, are a type of seismic wave that compresses and expands the ground. This type of wave moves the fastest and can go through both solids and liquids.
S waves, or secondary waves, are a type of seismic wave that moves the ground up an down or side to side. S-waves can NOT go through liquid and are slower than P waves.
Surface waves are when P waves and S waves reach the Earth's surface. Surface waves are by far the most dangerous.
Questions:
A How are seismic waves formed? (or produced)
Seismic waves are initially generated by the juddering of rock surfaces as they grind past each other when forces overcome friction. The fault interface is not smooth like many imagine. Its faces are dotted with protrusions of a range of sizes which before the quake mesh and grind together. These features are called asperities and can be as small as rock crystals on the size of a hillside.
The shearing and tearing of the asperities under unimaginable forces created a broad spectrum of frequencies within the event as a whole. If you rub two rocks together, you'll feel vibrations as the surface push past each other, and hear the vibrations as they're transferred to your ear through the air.
However this is just the beginning. The fault, or weakness in the rocks, may be many km long and if a lot of force is present over a wide area the fault failure will spread along it in a gigantic lurch. The crack, if you will, grows from initial failure outwards at a speed of many kilometers per second with each segment of the failing fault generating its own source of vibration. The changes in stress the quake creates may also be sufficient to make adjoining rock interfaces or fault break. The end result is a three dimensional network of vibrational sources which evolves over the seconds or minutes the complete event takes. And this sends a community of seismic waves radiating outwards.
Also, these waves are attenuated as they travel, some travelling deep others to the surface. But the net result is that when we experience a quake it's vibrations created by the grinding and tearing of rock.
B What are two characteristics of P waves?
Fastest waveA longitudinal (compression) waveC What are two characteristics of S waves?
A transverse waveCannot travel through a liquidD How do absorption, reflection, and refraction change the movement of P waves?
Each have a separate effect on P waves.
- Absorption reduces the energy of P waves.
- Reflection will reflect or bounce P waves back and fourth.
- Refraction will change refract or change direction of the P-waves (based on what surface they are spiraling off of or bouncing off of).
Thank you,
Eddie
Dr Lee has asked you to describe the diagnosis and risk factors of the disease to the patient. What would you tell Shino about her diagnosis
High 24-hour urine calcium levels and low vitamin D levels suggest that Shino's body is not absorbing the calcium needed to maintain bone mass. She also has a bone density scan score of -3 which is indicative of an osteoporosis diagnosis.
How did paleoanthropologists determine that Paranthropus ate tough plant foods like grasses
and leaves?
A) Food remains near the fossil
B) Drawings of food on cave walls
C)Food cutting tools found at their sites
D) Evidence of powerful chewing muscles
Answer:
D) Evidence of powerful chewing muscles.
What model of psychology represents a popular attempt at integration
Answer:
The model of psychology that represents a popular attempt at integration is the biopsychosocial model. This model proposes that psychological and behavioral factors are influenced by biological, psychological, and social factors, and that all of these factors interact with each other to shape human behavior and mental processes. It emphasizes the importance of understanding the interplay between biological, psychological, and social factors in order to develop a comprehensive understanding of mental health and illness. This model has gained popularity in recent years as a more holistic approach to psychology that integrates multiple perspectives and areas of study.
Explanation:
Question 8 (2 points)
What describes the unusually large release of plasma from the sun's corona? (2 points)
O a
Ob
Oc
Od
Aurora
CME
Solar flare
Solar wind
Question 9 (2 points)
The unusually large release of plasma from the sun's corona is described as a CME (coronal mass ejection).
What is CME (coronal mass ejection)?
A coronal mass ejection (CME) is a massive burst of solar wind and magnetic fields that are ejected from the sun's corona into space. These eruptions can release billions of tons of charged particles and plasma at speeds of several million miles per hour. When a CME collides with the Earth's magnetic field, it can cause geomagnetic storms, auroras, and other disruptions to our planet's space environment. CMEs can also have significant impacts on satellite and communication systems, as well as on power grids on the ground.
What is plasma?
plasma refers to the highly ionized gas consisting of a mixture of positively charged ions, negatively charged electrons, and neutral particles that are released from the sun's corona during a coronal mass ejection (CME).
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Data that is observable and non numerical
Answer:
Observable and non-numerical data is typically referred to as qualitative data. This type of data can be descriptive or categorical and is often collected through interviews, surveys, or observations. Examples of qualitative data include the color of a flower, the texture of a fabric, or the opinions expressed by individuals in a focus group.
Explanation:
what happens to the frequency of non beneficial traits in the population over time in simple terms?
The frequency of non-beneficial traits in a population tends to decrease overtime due to natural selection. These traits do not provide any advantage to an organism in its environment, and may even be detrimental to its survival or reproduction.
Organisms with non-beneficial traits may be less likely to survive and reproduce, so their genes are less likely to be passed on to the next generation.
All of the following are examples of environmental mutagens except
x-rays.
viruses. (Correct)
pesticides.
sunlight.
All of the following are examples of environmental mutagens except : sunlight as it does not pollute the environment.
What is meant by environmental mutagens?Agents that can cause mutations in DNA and increase the frequency of mutations in a population is known as environmental mutagens. Examples of environmental mutagens are : x-rays, UV radiation, certain chemicals such as pesticides, and some naturally occurring substances like aflatoxins produced by fungi.
Mutagens are the substances that have the ability to change the genetic composition of a person / animal and these changes caused by mutagens are referred to as genetic mutations. Major target of mutagens is DNA.
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A plane is traveling 800 kph west. If the forces of lift, weight, thrust, and drag upon are in equilibrium for the whole time of the flight, what will the velocity of that plane be after three hours?
Extraction of lipids from a tissue sample requires organic solvent because ________.
As organic solvents are readily available, they must be used for the extraction of lipids from tissue samples. Lipids are hydrophobic and can only be dissolved in organic solvents, which are inexpensive and keep the temperature low and controlled.
What is meant by organic solvents?The ability to dissolve or disperse one or more other compounds makes organic solvents a carbon-based chemical. Organic solvents may be neurotoxic, reproductively unsafe, and carcinogenic. Benzene, carbon tetrachloride, and trichloroethylene are examples of organic solvents that are carcinogenic. A few of the often used solvents are acetone, ethyl acetate, hexane, heptane, dichloromethane, methanol, ethanol, tetrahydrofuran, acetonitrile, dimethylformamide, toluene, and dimethylsulfoxide, among others. It is all natural. It is composed of the organic substance acetic acid. Yet, only 5% of vinegar is acetic acid; the remaining 95% is inorganic water. Rubing alcohol's main ingredient, isopropyl alcohol (isopropanol), which is frequently used as an organic solvent, can also be abused for intoxication purposes.To learn more anout organic solvent, refer to:
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A scientist collected the following data on algal growth during an experiment: Algal Growth Rates Water Temperature (°C) Time for population to double (hours) 10 69 15 58 20 36 25 44 30 52 35 71 40 78 Which of the following conclusions could be drawn from the data? A. Algae multiply most rapidly at 20°C. B. Algae multiply most slowly at 20°C. C. Algae multiply most slowly at 10°C. D. Algae multiply most rapidly at 35°C.
Based on the data provided, the conclusion that could be drawn is that algae multiply most rapidly at 35°C.
option D
What conclusions could be drawn from the data?Looking at the data, we can see that the time for the population to double decreases as the temperature increases up until 40°C, where it reaches the lowest value of 36 hours. At 10°C, the time for population to double is 69 hours, which is the longest time of all the temperatures tested.
Therefore, we can eliminate options A and C as they suggest the opposite of what is observed in the data. Option B suggests that algae multiply most slowly at 20°C, but the data shows that algae multiply faster at this temperature than at 10°C, 25°C, and 30°C. Option D suggests that algae multiply most rapidly at 35°C.
Hence, the correct answer is that algae multiply most rapidly at 35°C.
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what is the role of a scientist
Which best explains how photosynthesis is helpful to humans?
Group of answer choices
It produces proteins, which humans can eat.
It provides oxygen for humans to breathe.
It increases the levels of carbon dioxide in the air.
It reduces the amount of harmful rays released by the sun.
What size is the crystal in an extrusive igneous rock?
3. Although all intrusive igneous rocks form in the same location, there are still different methods
of formation.
A. What are three methods of intrusive igneous rock formation? (3 points)
B. What happens during each method to form intrusive igneous rocks? (3 points)
Answer:
A. Three methods of intrusive igneous rock formation are:
Solidification of Magma
Fractional Crystallization
Assimilation
B. The following happens during each method to form intrusive igneous rocks:
Solidification of Magma: In this method, magma cools and solidifies underground. As the magma cools, crystals form, and the minerals in the magma become more concentrated. Over time, the magma solidifies into a pluton or a body of intrusive igneous rock.
Fractional Crystallization: In this method, minerals in the magma crystallize at different temperatures. As the magma cools, minerals that crystallize at higher temperatures settle out first, leaving a residual magma that is enriched in minerals that crystallize at lower temperatures. This process continues until all the minerals have crystallized, forming a body of intrusive igneous rock.
Assimilation: In this method, magma from a magma chamber intrudes into and melts surrounding rocks. As the magma moves through the rocks, it assimilates some of the rock material, which then becomes part of the magma. The assimilated material can cause changes in the composition of the magma, which can lead to the formation of a different type of intrusive igneous rock.
Explanation:
1 2 3 a) Supply a suitable caption for this diagram b) Give labels of the parts numbered 1, 2, and 3. c) What process takes place in these structures? d) How are these structures mentioned in question 2(a), adapted to fulfill their functions? e) Where else in the body does the process take place?
The caption for the diagram is the respiratory system
The parts labeled 1, 2, and 3 are:
bronchiolealveolialveolar sacWhat are the adaptations of the bronchiole, alveoli, and alveolar sac to their functions?The bronchioles, alveoli, and alveolar sacs are all structures within the respiratory system that are adapted to their specific functions:
Bronchioles: The bronchioles are small, branching tubes that lead from the larger bronchi to the alveoli. They have smooth muscle fibers that can contract or relax to adjust the airflow, ensuring that air is directed to where it is needed in the lungs.
Alveoli: The alveoli are small, thin-walled sacs at the end of the bronchioles where gas exchange takes place. They have a large surface area, which is achieved through the presence of many tiny air sacs. This maximizes the amount of gas exchange that can occur.
Alveolar sacs: The alveolar sacs are clusters of alveoli that are responsible for the majority of gas exchange in the lungs. They have a shape that allows them to accommodate a large volume of air, maximizing the amount of gas exchange that can occur.
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QUICK/URGENT! (image)
Answer:
Continents: Fossil locations and Rock ages.
Both: Rock type, Climate, and Magnetic stripes.
Ocean Basin: Surface features.
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as a result of natural selection species with mostly survive
As a result of natural selection, species that are better adapted to their environment are more likely to survive and reproduce, passing on their advantageous traits to their offspring.
What is natural selection?Natural selection favors traits that improve an organism's ability to survive and reproduce in a particular environment, while eliminating those that are detrimental.
For example, consider a population of birds living in a forest with brown and green leaves. If a mutation arises that gives some birds better camouflage against brown leaves, these birds will be more likely to survive and reproduce, passing on this advantageous trait to their offspring.
Over time, the proportion of birds with the advantageous trait will increase in the population, while those without it will decrease. Eventually, the population may become dominated by birds with the advantageous trait, resulting in a new subspecies that is better adapted to living in a forest with brown leaves.
In summary, natural selection favors traits that improve an organism's ability to survive and reproduce in a particular environment, and species that are better adapted to their environment are more likely to survive and pass on their advantageous traits to their offspring.
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Quadrat Quality
1. Draw Conclusions A classmate says that this is his one and only quadrat sample for a study of the grasshopper population in a 20-acre meadow. List the flaws in his sampling methods.
The flaws in your classmate's sampling method include:
Small Sample SizeUnrepresentative Sampling LocationLimited Sampling FrequencyLack of StandardizationLack of ReplicationBias toward visible grasshoppersWhat is quadrat sampling?Quadrat sampling is a technique for immediately counting the number of organisms in a portion (or sample) of the habitat. It is used to calculate population density, frequency, and dispersion estimates.
Quadrat positions may be selected at random or along a transect.
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The provided table shows the properties of four different sample materials. One of these materials is cork, a type of wood that floats on water (density of water = 1.00 g/cm3What is the density of cork in g/cm3Record and bubble in your answer on the answer document.
The density of cork can vary depending on factors such as its moisture content and the specific type of cork, but a typical range for the density of cork is around 0.24 to 0.32 g/cm3.
What is Density?
Density is a physical property of matter that describes how much mass is contained in a given volume of a substance.
Density = Mass / Volume
The standard unit of density is kilograms per cubic meter (kg/m3) in the International System of Units (SI), but it can also be expressed in grams per cubic centimeter (g/cm3) or other units.
However, based on the information you have provided, cork is a type of wood that floats on water, which means its density is less than that of water. The density of water is 1.00 g/cm3, so the density of cork must be less than 1.00 g/cm3 in order for it to float. In general, the density of cork can vary depending on factors such as its moisture content and the specific type of cork, but a typical range for the density of cork is around 0.24 to 0.32 g/cm3.
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show a chart for the cross for one heterozygous guinea pig and a homozygous dominant guinea pig
In complete dominance, the dominant allele hides the expression of the recessive one when they are together in the same genotype. 1) a- 100% will have short hair. b) 0% long hair. 2) Both parents are heterozygous, Ss.
What is complete dominance?
Complete dominance is an inheritance pattern that occurs when the dominant allele completely masks the recessive allele.
The presence of at least one dominant allele in genotypes is enough to express the dominant pahenotype.
Homozygous dominant and heterozygous individuals express the dominant phenotype coded by the dominant alleleHomozygous recessive individuals express the recessive phenotype, coded by the recessive allele.In the exposed example,
Short hair is coded by the dominant allele SLong hair is coded by the recessive allele s1)
Cross 1: one heterozygous with a homozygous dominant
Parentals) Ss x SS
Gametes) S s S S
Punnett square) S s
S SS Ss
S SS Ss
F1) Genotype
50% of the offspring is expected to be homozygous dominant, SS50% of the offspring is expected to be heterozygous, SsPhenotype
100% of the offspring is expected to have short hair1) a- 100% of the progeny will have short hair
1) b- 0% of the progeny will have long hair
2)
Cross 2: between two short-haired individuals
F1) 25% long-haired individuals
If among the progeny both phenotypes are expressed, it means both parents carry the recessive allele in their genotypes, otherwise only the dominant phenotype would appear.
Parents) Ss x Ss
Gametes) S s S s
Punnett square) S s
S SS Ss
s Ss ss
F1) 75% of the progeny is expected to hace short hair (25% SS + 50% Ss)
25% of the progeny is expected to have long hair (25% ss)
2)a- Parents genotype:
mother Ss father SsYou will find the complete question in the attached files.
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V
4. Population levels fluctuate over time and with changing conditions.
A. What is the definition of carrying capacity? (10 points)
B. What happens when a population exceeds its carrying capacity? (10 points)
Answer:
A. Carrying capacity refers to the maximum number of individuals of a species that can be supported by a particular environment without degrading the environment's ability to sustain future generations of that species. It is determined by a range of biotic and abiotic factors, such as food availability, water, shelter, predation, disease, and other limiting resources.
B. When a population exceeds its carrying capacity, the environment becomes unable to provide the necessary resources to support the excess individuals, and the population size decreases. This can occur through various mechanisms, such as competition for resources, predation, disease, or migration. As resources become scarce, the population may experience a decline in birth rate, an increase in death rate, or both. This can result in a population crash or die-off, which can have cascading effects on other species and the entire ecosystem. Therefore, it is important for species to stay within their carrying capacity to maintain a sustainable balance with their environment.
Explanation:
Which rate of evolution BEST describes a fossil record that shows many different forms of the same organism over a long period of time?
gradualism
adaptive radiation
convergent evolution
punctuated equilibrium
The rate of evolution that best describes a fossil record that shows many different forms of the same organism over a long period of time is gradualism.
What is Gradualism?Gradualism is described as a theory that suggests that evolution occurs at a slow and steady pace over long periods of time, and that small changes accumulate over time to produce larger changes.
In this scenario, the many different forms of the same organism that are observed in the fossil record would be the result of gradual changes that occurred over a long period of time.
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what is the difference between blood type A+ and A- as well as blood type B+ and B-?
Answer:
Explanation:
Type A: Red blood cells possess two different glycoprotein antigen on their surface. They are named as A antigen and B antigen. The rbc which possess A antigen on their surface are know as A group. The RH systems says that rbc has one more antigen beside A and B antigen and named that new antigen as Rh antigen. The person who has Rh antigen are termed as Rh positive. The person who doesnt consist Rh antigen are termed as Rh negative. So A positive means the human Rbc consist A and Rh antigen on their surface. A negative means human Rbc consist only A antigen on their surface.
Type B(+) particularities:
The red blood cells of B+ people are coated withantigens called “type B” on their surface. Therefore, these people can only donate blood to people in groups B and AB, who do not have anti-B antibodies.
B+ red blood cells can only be transfused to rhesus positive people: AB positive (AB+) and B positive (B+).
Type B blood also contains anti-A antibodies, so B+ can receive red blood cells of blood groups O and B, all rhesus combined.
Type (B-) particularities:
Like B+ people, B- people have type B antigens on the surface of their red blood cells. Their blood can therefore only be transfused to people in groups B and AB, who do not have anti-A antibodies.
On the other hand, B- people can give both rhesus groups B and AB (B+, B-, AB+, AB-).
Finally, they can receive red blood cells of the O negative (O-) and B negative (B-) blood groups.
I really hope this gives some clearance
8. Which process charges metamorphic rock into sedimentary ro
9. Metamorphism inches the addition of
and
to pre-existing rocks,
10. Compaction & cementation of sedmerks/forms
11. Subiecting sedimentary rocks to extreme heat & pressure forms
12. Sdfiction of molten materials forms
tocks
13. Deposition and burial of sediments forms
14, Deposited sediments may be partides of which types of rock
15. Hest & Pressure acting on igneous rocks forms
16. Solid magma forms
17.
In order to form magma, what must happen to sedimentary,
metamorphic or igneous rocks?
18. For weathering & erosion to ocour, what process will the rock
usually go through first or at the same time?
Answer:
Metamorphism does not charge metamorphic rock into sedimentary rock. Metamorphic rocks are formed from pre-existing rocks through heat and pressure, while sedimentary rocks are formed from the accumulation of sediment.
Compaction and cementation of sediments forms sedimentary rock.
Subjecting sedimentary rocks to extreme heat and pressure can form metamorphic rocks.
Solidification of molten materials forms igneous rocks.
Deposition and burial of sediments can form sedimentary rocks.
Deposited sediments may be particles of various types of rock, including igneous, metamorphic, or other sedimentary rocks.
Heat and pressure acting on igneous rocks can form metamorphic rocks.
Solidification of magma can form igneous rocks.
In order to form magma, rocks must be subjected to high temperatures and pressures, typically through the process of melting in the Earth's mantle.
For weathering and erosion to occur, the rock will usually undergo physical or chemical breakdown first, which can be caused by exposure to water, wind, or other environmental factors. This can lead to the formation of sediment that can be transported and deposited elsewhere, eventually forming sedimentary rock.
Explanation:
Which lymph node is not clustered in a group?
a. preaortic
b. inguinal
c. inguinal
d. submental