A virus cannot infect a host cell unless i<span>t's surface proteins fit receptor molecules on the host cells surfaces. And in order to reproduce it must first infect a host cell.
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Answer:
The answer i believe is GTAGCT?
Explanation:
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It is called plasticity the flow of lava
Answer:
phytoplankton
Explanation:
because the phytoplankton is at the beginning of the chain. In addition, phytoplankton are autotrophic
Answer:
It turns out that, in these areas, HbS carriers have been naturally selected, because the trait confers some resistance to malaria. Their red blood cells, containing some abnormal hemoglobin, tend to sickle when they are infected by the malaria parasite.
Explanation: