Answer:
Co-vid-19
Explanation:
I think because since Co-vid-19 is new and nobody knows what the real side effects are, they really can't make any medicine for it. It will take time and if they do make medicine, it will take time to know how It will react and how it will react in the long term.
I believe it that the answer is C. Hope this helps
They might be going through the S Phase of the cell cycle which is DNA replication. Usually, when the cells go through this phase they end up to dividing.
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