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It is from adult bone marrow.
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- Hannah ❤
<span>The percentage of energy provided by fat when the body at rest is around 60%. The remainder of the energy provided to the body is from other nutrient sources, proteins and carbohydrates. The body uses these calories at rest for regular functions- respiration and other normal bodily processes.</span>
Answer:
B. C-G and A-T
Explanation:
The pairings are adenine and thymine and cytosine and guanine
All 3 of them explain the reason why people wear the mask to stop HIV