Answer:
probably a or b. I dunno. erm
Answer:
I think the answer is a
Explanation:
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That is correct. Any animal that produces milk is a mammal. That is the key characteristic that defines Class Mammalia.
Answer:
The correct answer is c. That is 9 protein to form each facet
Explanation:
Given that the capsids is 25-30nm in diameter and it contains 180 identical capsomeres, if the virus capsid has 20 facets in 180 capsomeres, then for each protein facet, it will contain 9 protein facets.
Thai is 180 capsomeres divided by total number of facets (20).