Answer:
Can destroy habitats and food supply
Explanation:
This is called peer review. A peer is a person of at least equal standing in the area of intellect to the person being reviewed.
Answer:
Viruses have to invade the body of a host organism in order to replicate their particles. Therefore, most viruses are pathogenic. The main difference between bacteria and virus is that bacteria are living cells, reproducing independently and viruses are nonliving particles, requiring a host cell for their replication.
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A. Ancestors of whales may once have been able to walk.
