<span>The absence of a nucleus.
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Photosynthesis removes carbon from the atmosphere, and cellular respiration releases carbon back into the atmosphere.
Answer:
B, D, D
Explanation: Chargaff’s rule is that the percentages of Adenine equal those of Thymine and the percentages of Guanine equal those of Cytosine meaning B is the correct answer for the first one. For the second one, conservative means to keep and semi mean half therefore semi conservative means keeping half meaning D is the correct answer. For the last one, D is the answer because adenine pairs with thymine and guanine pairs with cytosine.
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Explanation:
The nurse's best response would be to tell the woman to ask her doctor if the medication is safe for her and her baby.