Fruit flies (Drosophila melanogaster) with a wild-type phenotype have gray bodies and red eyes. Certain mutations can cause changes to these traits. Mutant flies may have a black body and/or cinnabar eyes. To study the genetics of these traits, a researcher crossed a truebreeding wild-typed male fly with a true-breeding female fly with a black body and cinnabar eyes. All of the F1 progeny displayed a wild type phenotype. Which of the following is correct about the traits observed?a. Gray body and cinnabar eyes are dominant.b. Eye color is sex-linked.c. Body color is sex-linked.d. Gray body and red eyes are dominant.

Answers

Answer 1

Answer:

d

Explanation:

The correct answer would be that gray body and red eyes are dominant.

The wild type trait  is represented by gray bodies and red eyes while the mutant trait  is represented by black body and/or cinnabar eyes. A cross between the wild type and the mutant only yield F1 offspring with wild type phenotype. This, thus, means that the wild type trait is dominant while the mutant trait is recessive.

Since the wild type trait is depicted by gray body and red eyes, it means that the gray body and red eyes traits are dominant while the black body and cinnabar eyes are recessive.

The correct option is d.


Related Questions

Which of the following structures provides support and movement ?


A. Heart and skin.
B. Nerves and brain
C. Lungs and spine.
D. Bones and muscles

Answers

D. Bones and Muscles

What is the name of the person who studies everything to know about “witches”?

Answers

Isn’t it witchcraft ?


Witchcraft and sorcery are terms that describe how humans engage with magic. Witches and sorcerers appear with remarkable consistency among worldviews that posit the existence of magic.

Several species of warblers (warblers are birds) can live in the same spruce tree ONLY because they:

Answers

Answer:

They inhabit numerous niches within the forest.

Explanation:

All the biophysical environments where a species lives and how it acquires what it wants for its life and reproduction. In same forest, three separate warbler species live. No, since they occupy the environment, and get nutritional resources across multiple locations on the plant.

Answer:

 

occupy different niches within the tree

Explanation:

what happen when humpty dumpty fell off the wall

Answers

Answer:

he hit his head

Explanation:

When did time begin?

Answers

Answer:

13.7 billion years ago

Explanation:

Answer:

That was billions of years ago.

RNA has a different nitrogenous base. This" different" base pairs with Adenine meaning RNA base pairs are represented (A-U & C-G). What is the name of the nitrogenous base only found in RNA

A. Thymine
B. Uracil
C. Cytosine​

Answers

B- uracil is only in rna m8

All of the following are reasons it might be beneficial for prokaryotes to take up foreign DNA EXCEPT that Question 77 options: a) DNA could be used for food by bacteria. b) the uptake of foreign DNA would result in potentially beneficial recombinants. c) the uptake of foreign DNA might allow a cell to repair damaged chromosomes. d) the uptake of foreign DNA could allow completely new genes with new functions to enter the recipient cell. e) the uptake of foreign DNA could result in the breakage of the plasma membrane of the recipient cell.

Answers

Answer:

dna could be used for food by bacteria

Explanation:

not a beneficial reason

All of the following reasons are beneficial for prokaryotes to take up foreign DNA except the use of DNA as food by bacteria. Thus, the correct option is A.

What is DNA uptake?

DNA uptake is defined as the conversion of exogenous, DNase-sensitive DNA into a DNase-protected state inside a bacteria. In gram-negative bacteria, this DNA uptake can be achieved by crossing the outer membrane. By contrast, in gram-positive bacteria, DNA uptake is similar to gram-negative bacteria with passage across the cytoplasmic membrane.

The uptake of DNA in bacteria is beneficial as it helps in the production of recombinants that can be used for various purposes. The DNA uptake can be used for the repairing of damaged DNA and chromosomes in patients of genetic disorders.  

New genes with different functions can be introduced in organisms like bacteria.

Therefore, the correct option is A.

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How can you use genetics to study human inheritance?

Answers

Answer:

by analyzing how genes influence the development of phenotypic traits, i.e., by determining the association between phenotypic traits and changes in DNA sequence  

Explanation:

Genetics is a discipline that studies how genetic variation, i.e., the variation in the Deoxiriibunicleinc acid (DNA) molecule, is associated with the transmission of heredity, and how the environment influences this process. The DNA is a molecule that carries the instructions to perform all metabolic functions (eg., reproduction, development, growth, etc). Thus, advancements in genetics enabled us to decipher how phenotypic traits pass from parents/ancestors to their offspring/descendence. Genes are segments of DNA that carry the information (genetic information) to determine each phenotypic trait. During reproduction, genes are passed from one generation to the next, thereby transmitting this information across generations.

Radiocarbon dating uses a radioactive isotope of the element _______
determine the ages of old objects.

Answers

Radiocarbon dating uses a radioactive isotope of the element carbon to determine the ages of old objects.

At which intersection is turning left at a red light permitted?

Answers

Answer:

I think (c) is the correct answer

Explanation:

Please give thanks to all my answers and please mark as brilliant and please follow me

I believe the correct answer choice is A

Acclimatization does not change ___________, so traits that arise via acclimatization cannot be passed on to offspring. On the other hand, an adaptation CAN be passed on to offspring, which means that adaptations can drive________.

If an individual coral colony can __________to the warming water, this means it might _________as the ocean continues to warm. Individuals that cannot do it will___________. It is important for these changes to__________. Natural selection ________corals that have these characteristics that enable them to tolerate warm water. So, over time, coral populations will __________to warm water.

Answers

Answer:

Acclimatization does not change Genotype so traits that arise via acclimatization cannot be passed on to offspring. On the other hand, an adaptation CAN be passed on to offspring, which means that adaptations can drive Evolution.

If an individual coral colony can Acclimatize to the warming water, this means it might  Survive as the ocean continues to warm. Individuals that cannot do it will Die. It is important for these changes to Become inherited. Natural selection will favor corals that have these characteristics that enable them to tolerate warm water. So, over time, coral populations will Adapt to warm water.

Acclimatization does not change genotype so traits that arise via

acclimatization cannot be passed on to offspring. On the other hand, an

adaptation CAN be passed on to offspring, which means that adaptations can

drive evolution.

If an individual coral colony can acclimatize to the warming water, this means

it might survive as the ocean continues to warm. Individuals that cannot do it

will die. It is important for these changes to become inherited. Natural

selection favors corals that have these characteristics that enable them to

tolerate warm water. So, over time, coral populations will adapt to warm

water.

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if all the green plants were removed from the community how might the flow of energy be effected

Answers

If all the green plants were removed from the community the flow of energy to both animals and humans would stop. Through photosynthesis, plants convert the suns energy into oxygen that living creatures need to survive. Plant also remove carbon dioxide from the air, which can be toxic at about one percent concentration.

Please Help Me ASAP.

Answers

Answer:

my  take on this is B, i would wait for others tho

Explanation:

‼️‼️‼️‼️HELP HELP HELP HELP HELP WHOEVER CAN PLEASE‼️‼️‼️‼️

Answers

Answer: i would say b!

Explanation:

hope i helped! :D

Wjat is a Shipping and packinging center mean

Answers

Answer:

Fulfillment center: Location where a product is packaged and made ready for delivery.

 

High-value shipping:  See the FedEx Service Guide for more information on declared value maximum liability.  

 

Insulated shipping: Packaging used to ship temperature-sensitive products, like food, to deliver product freshness. For more information, refer to the FedEx perishable shipping page.  

 

Label:  Every package has at least one label that provides useful information regarding the product, like how to use and/or transportation directions. Here are our recommendations for using custom labels to market your business.

 

Lead time: The time it takes for a package to arrive from point A to point B. For example: the time from a customer placing an order, to the arrival of that order at the customer’s doorstep. This includes order processing, manufacturing, and shipping time. Our shipping service portals can help lead you to specific transit

Which mutation(s) cause the product to be a non-functional protein?

Answers

Answer:Nonsense mutations produce truncated and frequently nonfunctional proteins

Explanation:

Consider your knowledge about the cell membrane and check all of the true statements below.

Answers

only animals have a cell membrane

The true statements are the phospholipid bilayers that surround all the eukaryotic cells. Both the plant and the animal cell membranes are considered to have fluid mosaics. Thus options B and D are correct.

What is a cell membrane?

A cell membrane is a plasma membrane and is found in all cells and separated by in the interior of the cell from the outside of the environment. The cells consist of a liquid bilateral layer. Ths results the transportation that arrives from the cells.

Find out more information about the cell membrane.

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How does cell division relate to the process of asexual reproduction ?

Answers

Answer:

sexual reproduction occurs by cell division during mitosis to produce two or more genetically identical offspring. Sexual reproduction occurs by the release of haploid gametes (e.g., sperm and egg cells) that fuse to produce a zygote with genetic characteristics contributed by both of the parent organisms.

Explanation:

hope you like my ans

Where does biology become a person?

Answers

Answer:

What do you mean i'll help you but you need to be  more specific

Explanation:

Biology, simply defined, is the study of living organisms and the processes that make like possible.

Hopes this helps you your welcome

Question 16 (2 points)
If a wave is traveling at a constant speed, and the frequency increases, what would happen to the wavelength? (2 points)
Oa
It would increase.

It would decrease.
Ос
It would remain constant.
Od
It would drop to zero.

Answers

Answer:

A

Explanation:

When frequency increases so does the wavelength

Answer:

The correct answer is B. It would decrease.

Explanation:

I chose answer A. on my test and got it wrong.  The correct answer was shown to me as B.  Good Luck!!

What are the products when a DNA molecule replicates?

A two molecules of DNA each made of a paired sequence of bases
B two molecules of DNA each made of a paired sequence of nucleotides
C two strands of DNA each made of a paired sequence of bases
D two strands of DNA each made of a paired sequence of nucleotides

(Its NOT c.)

Answers

The Answer is B because in DNA it is molecules

The products when a DNA molecule replicates are two molecules of DNA each made of a paired sequence of nucleotides. The correct option is B.

What is DNA replication?

A double-stranded DNA molecule is copied to create two identical DNA molecules through the process of DNA replication.

Because every time a cell splits, the two new daughter cells must have the same genetic material, or DNA, as the parent cell, replication is a crucial process.

Before dividing, cells must copy their DNA. This promotes successful inheritance of genetic features by giving each daughter cell a copy of the genome.

The fundamental mechanism of DNA replication is similar across all organisms, making it a crucial operation.

Two DNA molecules, each consisting of a paired sequence of nucleotides, are produced when a DNA molecule duplicates.

Thus, the correct option is B.

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2. Identify the epithelial tissue that is most suited to each of the following functions. a. diffusion of gases across lung air sacs b. mechanical protection and waterproofing c. secretion of mucus and movement of mucus d. stretchy quality that allows expand as the lumen is filled e. secretion, absorption and chemical protection f. mechanical protection of a moist surface

Answers

Answer:

e. secretion, absorption and chemical protection

Explanation:

Epithelial tissues is responsible for the protection of the skin, absorption of nutrients during digestion and secretion of waste materials. These tissues form covering to all body surfaces. They also perform a variety of other functions such as excretion of waste substances, filtration of air from dirt and particles and clean the air that is inhaled, diffusion, and sensory reception.

A farmer is trying to increase the diversity of corn kernel color in his crops. The trait for corn color is controlled by two alleles. Yellow corn (B) is dominant over white corn (b). Which combination of corn should he cross to get the most variety of genotypes for corn color in the next generation?
A. BB x BB
B. Bb x bb
C. Bb x Bb
D. BB x bb

Answers

Answer:

C

Explanation:

If the farmer crosses Bb x Bb, then the progeny will have BB, Bb and bb genotypes attributing to increased diersity of  corn kernel color in his crops.

What is a genotype?

The total complement of an organism's hereditary material is referred to as its genotype. The alleles or variants that an individual carries in a specific gene or genetic region are also referred to as their genotype. Genotype is another term for them.

There are three distinct categories of genotypes: heterozygous recessive (pp), heterozygous dominant (PP), and homozygous recessive (pp). Both the dominant homozygous genotype and the dominant heterozygous genotype exhibit the same characteristics.

Therefore, if the farmer crosses Bb with Bb, the offspring will have BB, Bb, and bb genotypes, which will contribute to an enhanced diversity of corn kernel color in the farmer's harvests.

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Why is blood type AB+ considered the universal receiver?
O It has no antibodies that can attack the antigens on the red blood cells of the other blood types.
It has no antigen on its red blood cells that can be attacked by the antibodies in the other blood types.
o It has no Rh antigen on its red blood cells that can be attacked by the antibodies in the other blood types.
O It has no A and B antigens on its red blood cells that can be attacked by the antibodies in the other blood types.

Answers

Answer:

the first one: It has no antibodies that can attack the antigens on the red blood cells of the other blood types.

Explanation:

edge 2021

AB positive and O negative are considered as universal blood types. AB+ has no antibodies that can attack the antigens on the red blood cells of the other blood types. The correct option is A.

What is universal receiver?

The people with AB+ blood group are called as the universal receivers. They can safely receive a blood transfusion using any other blood type. Having a universal blood type can save a life of yours or someone else in an emergency.

If you have an AB+ blood type, you have both A and B antigens. Since a person has all of the antigens that are possible, this blood type is the rarest. The AB+ blood type has a positive Rh factor, the recipient will not reject the blood. So it can get any type of blood.

AB type blood has no antibodies against type A or type B blood. So a person with AB blood can receive any type of blood.

Thus the correct option is A.

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Sum It Up
3. There are multiple types of mutations in DNA.
mutations occur when a single base is
changed to a different base pair.
mutations remove one or more bases from a segment of DNA,
resulting in a frameshift mutation.
mutations are also considered frameshift mutations, and occur when
one or more extra bases are added to a segment of DNA.
Check Answer

Answers

Answer:

substitution, deletion, insertion (in that order)

Explanation:

I did the assignment-

Mutations occur when a single base is changed to a different base pair; mutations remove one or more bases from a segment of DNA, resulting in a frameshift mutation, so this is also correct in other statements.

What is the significance of the DNA mutation?

Mutations in DNA lie in their ability to alter the genetic information, and that altered information is passed on to next generations while Some mutations have no effect on the function of the proteins, but some have serious effects. It helps in the evolution process by providing a mechanism for the development of new traits, etc., in nature, so it has a significant role in it.

Hence, mutations occur when a single base is changed to a different base pair; mutations remove one or more bases from a segment of DNA, resulting in a frameshift mutation, so this is also correct in other statements.

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When your body begins to get too hot, it begins to sweat in order to try and cool itself down in order to stay at a temp of around 98 degress. This is an example of what?
1. Cellular Respiration
2. Thermodynamics
3. Homeostasis

Answers

Answer:

it calms down and gets to get cool again

Answer:

2

Explanation:

thermoregulation is process that allows your body to maintain its core internal temperature

How are bees vital to our ecosystem? Describe what could happen if bees were to disappear from ecosystem Earth and what the consequences would be. In general, use WHO, WHAT, WHEN, WHERE, and WHY “are bees” DYING off. Lastly, how could We as humans integrate Bee hives efficiency in our own society?

Answers

Answer:

They are pollinators.

Explanation:

Bees are vital to our ecosystem because they are pollinators and due to this pollination, these bees are responsible for the presence of trees, shrubs and other small plants etc. if bees were to disappear from ecosystem Earth then the whole world is adversely affected because trees can't produces fruits and seeds so after sometime animals die due to unavailability of food. Human activities are responsible for the death of these bees because human activities causes pollution which is not good for bees. We have to make a safe place for bees and grow as many flowers as you can in order to increase their population.

The...........is also known as the tympanum.

1)eardrum

2)stapes

3)cochlea

4)malleus



Answer and I will give you brainiliest

Answers

Answer:

1

djdhdbbdbdbsbdbdbsb

Yall please help quickly!! This would mean alot (: I hope you have a good day and a great year!!


Why does heart failure result in death within a couple minutes? Choose the BEST option.


Question options:


When your heart fails, you are not able to bring oxygen into the lungs.



When your heart fails, you are not able to send electrical signals throughout the body



When your heart fails, tissues and organs do not get the oxygen they need



When your heart fails, your body gets too cold and dies

Answers

Answer: Please don't get mad at me if this is wrong, just trying to help ;)

Explanation: I believe it's C.

Plasmodium is an organism with both sexual and asexual life cycles. Describe the most likely cause of a heritable phenotypic change in some members of a population of asexually reproducing organisms. Explain how repeated exposure of the artesunate-sensitive Plasmodium strain to increasing concentrations of artesunate led to the development of the artesunate-resistant Plasmodium strain.

Answers

Answer:

Mutation.

Explanation:

Mutation in the organism's DNA that is passed on to the offspring is that main cause of heritable phenotypic change in some members of a population that reproduces asexually. Repeated exposure of Plasmodium that is sensitive to artesunate strain to increasing dosage of artesunate led to the development of resistance in plasmodium because the genetic mutation occur in the plasmodium that provide resistance against artesunate.

A unicellular eukaryotic organism that infects and lives in insects and vertebrates as a parasite is called plasmodium. They are single-celled organisms that undergo both types of reproductive life cycles.

The mutation caused a heritable phenotypic change in some members of a population of certain type of reproducing organisms.

The mutation in the plasmodium strain can be explained as:

Some organisms of certain reproducing type happened to be mutated causing a heritable phenotypic change in their offspring's.

When the plasmodium strain was repeatedly exposed to artesunate which altered some of the species in becoming resistant instead of being sensitive.

The increased dosage or exposure caused a mutation in some type of certain reproducing strains causing them to be resistant to the amount.

Therefore, the mutation caused the heritable phenotypic change.

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Other Questions
Match the feature with its description. HELP!! ASAP Pls can someone answer how to round 5pi to the nearest 10th Ill give you brain points or whatever PLEASE HELP!!!! We Wear the MaskBy Paul Lawrence DunbarWe wear the mask that grins and lies,It hides our cheeks and shades our eyes,This debt we pay to human guile;With torn and bleeding hearts we smileAnd mouth with myriad subtleties,Why should the world be over-wise,In counting all our tears and sighs?Nay, let them only see us, whileWe wear the mask.We smile, but oh great Christ, our criesTo thee from tortured souls arise.We sing, but oh the clay is vileBeneath our feet, and long the mile,But let the world dream otherwise,We wear the mask!Throughout the poem We Wear The Mask Dunbar describes people living through A)a time of happiness and discovery.B)a time of self-reflection.C)a time of great prosperity.D)a time of suffering.2)The pronoun we, used throughout We Wear The Mask demonstrates A)that the poets goal is to only reach those in the 19th century.B)the speaker of the poem is representing a group of people.C)the speaker of the poem is an individual.D)the speaker of the poem is not capable of making big decisions.3)Sympathy By Paul Laurence Dunbar I know what the caged bird feels, alas!When the sun is bright on the upland slopes; When the wind stirs soft through the springing grass, And the river flows like a stream of glass;When the first bird sings and the first bud opens, And the faint perfume from its chalice stealsI know what the caged bird feels!I know why the caged bird beats his wingTill its blood is red on the cruel bars; For he must fly back to his perch and cling When he fain would be on the bough a-swing;And a pain still throbs in the old, old scars And they pulse again with a keener stingI know why he beats his wing!I know why the caged bird sings, ah me,When his wing is bruised and his bosom sore,When he beats his bars and he would be free;It is not a carol of joy or glee,But a prayer that he sends from his hearts deep core, But a plea, that upward to Heaven he flingsI know why the caged bird sings!African Americans had been through the Emancipation Proclamation of 1863 and the 13th Amendment in 1865, which freed all slaves. However, in the late 1800s African Americans were still discriminated against and, more often than not, treated as lower-class citizens.Dunbar captures the never give up spirit of African Americans in the late 1800s in his poems. Which lines from the poem Sympathy demonstrate this spirit?A)And a pain still throbs in the old, old scars And they pulse again with a keener stingI know why he beats his wing!B)When he beats his bars and he would be free;It is not a carol of joy or glee,C)When the sun is bright on the upland slopes;D)When the first bird sings and the first bud opens, And the faint perfume from its chalice stealsI know what the caged bird feels!4)The bird in Sympathy represents which literary element?A)ImageryB)ForeshadowingC)MetaphorD)Simile5)In both poems, Dunbar presents the harmful effects of ______ as a theme.A)racismB)keeping birds in cagesC)prolonged mask wearingD)suffering lol HELP WHAT IS THE ANSWER TO THIS?? I will give brainliest to whoever helps me with this question. Also, if you could please explain to me how you solved it I would appreciate it! The difference of two complementary angles is 26 degrees. The sun of both angles is 90 degrees. Find the measurements of the angles. Write both equations. And find the solution to the system. 4. From the 1940s to the mid 1960s musicals used classical or jazz in their shows until 1966 when the musical _____________________ became the first show to use rock music! What are integers?Please give your best explanation and a simple example (worth 20 points) Plz do this assignment witch is in the attachment to recieve 20 points Give me ideas for an art project and installation taking inspo from mending methods, the kintsugi technique, Zoe Leonard (artwork attached). Aaliyah wants to create snack bags for a trip she is going on. She has 8 granola bars and 2 piecesof dried fruit. If the snack bags should be identical without any food left over, what is the greatestnumber of snack bags Aaliyah can make? Cupid's arrow travels 45 meters in 5seconds. What is the speed of theflying arrow? Write your answer with no spaces and any fraction with / Question 3 of 10Which of these is not part of a vocabulary cube?A. The word used in a sentenceB. A synonym for the wordC. A word pictureD. A phonetic spelling of the word organisms which produce their own food directly from the environment are known as ___ or ___ *25 Points* PLEASE HELP ASAP ILL MARK BRAINLIEST IF YOUR ANSWER IS RIGHT*How many other scientists, mathematicians, and writers were involved in the creation of the two parts of the law of conservation of mass When the American Idol competition was down to the final two contestants, the winner was ahead of the second-place finisher by $12$ million votes. If the total number of votes was $90$ million, how many votes did the winner get? A bracelet that regularly sells for $44 is on sale for 15% off. Find the sale price of the bracelet. Use dollar signs with your answer. * PLEASE HELP, WILL MARK BRAINLEST TO WHO ANSWERS WITH THE CORRECT ANSWERLook at the images, read the sentences, and match each sentence with its correct image.Image 01, 2 Boys at a game court holding a racket and a small ball Image 02, Two teams of players wearing helmets facing each other; one player is holding an oblong ball. Image 03, Men and women playing a game with a ball; they are trying to put it through a basket. Image 04, Person skating on iceMatch Term DefinitionImage 01 A) Nos gusta jugar al tenis antes de salir de la escuela.Image 02 B) En mi equipo de bsquetbol hay hombres y mujeres.Image 03 C) Su deporte favorito es patinar sobre hielo.Image 04 D) El pasatiempo favorito de Gustavo es el ftbol americano con su equipo. 3. State three importance of the covenant God made with Abraham