Fossils of the Dorudon, an aquatic mammal that lived over 40 million years ago, show a whale-like animal that had small underdeveloped hind limbs.
Which best explains how fossils like the Dorudon support the theory that plant and animal life has evolved over time? (SC 7.L.15.2
They confirm that many animals have not evolved
O They confirm that many animals have not evolved
ооо
They prove that all animals evolved from a single ancestor
They demonstrate that animals that don't evolve will die out

Answer:

??

Explanation:

What is the answer cuz i am doing to test rn

Answer:

they prove that animals evloved from a sinle anncestor

PLS VOTE BRAINLIEST

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DNA Unit Test (Spring 2021) / 19 of 29
What is most likely to result when a mutation affects a DNA sequence?
A. The codons will be unable to create bonds with the enzymes.
B. The nucleic acids will be unable to create bonds with the ribosomes.
C. The amino acid sequence will be changed and a different protein will be formed.
D. The protein sequence will be changed and a different set of nucleic acids will be formed.

PLEASE HELP! 20 POINTS!! Explain how genes relate to the presence of dominant and recessive traits

Brainliest involved

PLEASE HELP ME!!

A dam is built across a river to generate electricity. What is likely effect of the construction of a dam on the river?

a)increase in the size of fish in the river
b)increase in the water flow in the river
c)decrease in the population of aquatic organisms in the river
d)decrease in the amount of pollutants dumped into the river

The starfish's water-vascular system is used for locomotion and capturing food. True/False

What might happen to a desert biome if the area received more rain than it normally receives over an extended period of time? Describe some of the changes that you might expect to see

13. Given the original DNA strand, which of the following would be the new, complementary strand
of DNA? ACTTACGCCGAT *
(8 Points)
CAGGCATAATCG
ACTTACGCCGAT
TCAATCGCCGTA
TGAATGCGGCTA

If there is no external force on a moving object it will

Which of the following conditions result in the highest rate of transpiration?
A warm, windy and dry
B warm, windy and wet
C cold, windy and dry
D warm, still and wet

The living organism found within an ecosystem

Which of the following facts about genes is incorrect?
A.A gene can code for a specific protein
B.A gene can exist in alternate forms called alleles
C.A gene undergoes crossing over during meiosis and can switch chromsomes
D.A gene that is very similar in sequence in a human and in a bacterium is probably a recent mutation.
E.If parents do not express a gene but their child does, that gene is probably recessive.

Sophie visited Carlsbad Caverns with her family during her summer vacation, and she was amazed at the cave’s formations. She learned that the cave was formed from minerals.

Rearrange the phrases describing one of the ways minerals form into the correct order. Place the earliest stage of mineral formation at the top. Place the final stage at the bottom. (Write 1 2 3 or 4 in order)
1. a solution forms from a liquid and dissolved substances
2. a warm solution flows through a crack in the rocks there
3. elements and compounds leave as the solution cools
4. elements and compounds crystallize
BASICALLY SAY WHICH STEPS GO FIRST IN MINERAL FORMATIONS! PLESSS

What impacts carbon footprint of food

According to functionalist sociology theory, deviance has ____ negative and positive consequences for society
A.neither B.boring C.excluding D.both THIS IS FOR SOCIOLOGY IGNORE WHAT I PUT AS SUBJECT

Muscles cannot function without ATP. Review your knowledge of ATP by answering the followini
questions.
ATP molecules store and release_____.

*
Which example is NOT an outcome of the ecosystem modifying a phenotype?
A.the changing of the color of an animal's fur as the temperature changes
B.the increased intelligence of a person who attended school for many years
C.the pink-flowered snapdragons that result from crosses between red-flowered and
white-flowered snapdragon plants
D.the very short stature of a kind of tree that grows at a high altitude in comparison with
the same kind of tree growing at a lower altitude

Will mark brainliest and give 15 points

Which natural resource is nonrenewable?

geothermal


corn


coal


hydroelectricWhich natural resource is nonrenewable?

geothermal


corn


coal


hydroelectric

Explain ONE possibe advantage of vivipary when compared to
ovipary​

Why does the human body need proteins

Which is all of the organisms found on earth and all of the areas in which they live
A. Ecosystem
B. Biome
C. Species
D. Biosphere

Mitchell's family has the unusual trait of having an extra finger. Many members of his family were with an extra finger, which is a recessive trait. a family dinner, Mitchell's grandmother helped him sketch a pedigree of the family. Dark-shaded family members were born with an extra finger. No shading indicates people who do not have an extra finger. A question mari means it is unknown. Mitchell is #8 on the pedigree and grandmother is #2. Based on the pedigree what do you predict members number 12 number 11 and 13.

Which of the following describes positive feedback?

Select one:

A. A loss of output from the body’s receptors.

B. The response of the body to increased temperatures.

C. An event that reduces the effects of a stimulus.

D. An event that enhances the original stimulus.

The body produces extra white blood cells after it has eliminated an invading organism. What
term is used to describe these "extra" cells?

Most plant growth takes place in the ____________________ of the root

HELP!!!! 50PTS!!!!!!

When some organic molecules, such as lipids, are added to water, vesicles can form. Which of the following best describes how scientists hypothesize true cells evolved from vesicles? (3 points)
Vesicles became enclosed by a membrane, thus becoming organelles for larger cells.
Vesicles containing amino acids fused to form nucleotides, RNA, and DNA.
Vesicles surrounded organic compounds and catalyzed reactions to form macromolecules.
Vesicles that contained self-replicating RNA grew, split, and passed their RNA to daughters.

Which statement accurately describes calories and Calories? A kilocalorie is equal to 1000 Calories. A kilocalorie is equal to 1000 Calories. A Calorie is equal to 100 calories. A Calorie is equal to 100 calories. A calorie is equal to 1000 Calories. A calorie is equal to 1000 Calories. A Calorie is equal to a kilocalorie. A Calorie is equal to a kilocalories.

This Is for today help!!

What environmental factor in the soil affects the coloration of a hydrangea plant?

After the removal of the sea stars,


the number of species in the ecosystem was reduced.

the ecosystem became more diverse.

food webs in the ecosystem became more complex.

the size of the ecosystem was reduced.