Answer:
A) climate change...........
Answer:
The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
Explanation: hydrogen bonds
47) A) <span>Metaphase
48) C) </span><span>manufacturing proteins
49) B) Sperm and Egg cells
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Answer:
eukaryotic
Both plant and animal cells are eukaryotic, so they contain membrane-bound organelles like the nucleus and mitochondria