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Vitek1552 [10]
2 years ago
15

The diagram above suggests that

Biology
2 answers:
Pani-rosa [81]2 years ago
7 0

Answer:

D) The Earth has changed over geologic time. Hope it helps!

vovangra [49]2 years ago
4 0
D) The Earth has changed over geologic time. Hope it helps!
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Circulatory system summary
inna [77]

Answer:

The circulatory system or vascular system is an organ system that helps in the transport of the blood from and to the heart. The blood transport also takes oxygen, nutrients, hormones, and other components from the heart to the various part of the brain with the help of the arteries and carry waste such as carbon dioxide to the heart in veins.

The oxygenated blood enters in the left atrium and moves to the left ventricle to the aorta and starts its journey to the body whereas deoxygenated blood enters in the right upper chamber or right atrium of the heart and pump to the right lower chamber and to the lungs to carry the oxygen again. This process is a continuous process.

6 0
3 years ago
According to this food web, which of the following organisms do hawks eat?
bija089 [108]

Answer:

snakes and squirrels

Explanation:

7 0
3 years ago
Read 2 more answers
Hershey and Chase used a DNA-based virus for their work. How might the results have been different if they had used an RNA virus
4vir4ik [10]

Answer:

The correct answer is c.With an RNA virus, radioactive RNA would have been in the final pellet.

Explanation:

Hershey and Chase infected<em> E.coil</em> with bacteriophage which was having DNA as its genetic material. The bacteriophage was labeled with radioactive sulfur and radioactive phosphorus and it was radioactive phosphorus that was found in the bacterial cells or pellet.  

As because DNA contains phosphorus, not protein therefore they it was proved that DNA is the genetic material. Similarly, RNA is also a nucleic acid which is genetic material for many viruses and contains phosphorus.

So if Hershey and chase might have chosen an RNA virus then radioactive RNA would have been present in the pellet. So the correct answer is c.

7 0
3 years ago
Enzymes in the digestive tract are composed of which of the following?
emmainna [20.7K]
They are composed of proteins. I cannot see the options but hopefully that answer is in one of them
5 0
3 years ago
Which of the following is true of cellular respiration but not of photosynthesis?
Tcecarenko [31]

Answer:

Cellular respiration releases energy from glucose

Explanation:

3 0
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