Answer:
Chromatin condensation begins during prophase (2) and chromosomes become visible. Chromosomes remain condensed throughout the various stages of mitosis (2-5). ... However, when eukaryotic cells are not dividing — a stage called interphase — the chromatin within their chromosomes is less tightly packed.
Explanation: Use this website its good for the question you asked or search up the question
https://www.nature.com/scitable/topicpage/chromosomes-14121320/
A virus's ability to infect an animal cell depends primarily upon the "<span>presence of receptor sites on the cell membrane"
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