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Naddika [18.5K]
4 years ago
11

Erwin Chargaff observed that the proportions of adenine (A) and thymine (T) bases were always equal, as were the proportion of g

uanine (G) and cytosine (C). Chargaff’s observation suggests which of the following statements?
Biology
1 answer:
Naddik [55]4 years ago
3 0
I think D




Explainnation
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Transport of blood under high pressure is done through the concerted efforts of the heart and arteries.

<h2>The circulatory system is the network of the heart, arteries, veins, and capillaries responsible for the movement of blood around the body.</h2>

Transporting blood under high pressure can be explained in the following steps:

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As a result of the above, the high pressure of blood is maintained and transported to the extremities of the body.

To learn more about the circulatory system see: brainly.com/question/3305440?referrer=searchResults

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Option B. makes the most sense.

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