Explanation:
under what circumstance does a negative cell presents An antigen to another negative cell
Answer:
C.) Species
Explanation:
Since you mentioned classifications for animals, the answer would not be families. Genus is a more general classification for animals and groups aren't even part of the classification for animals, so that would leave us with one answer, species.
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The answer is B because the humoral immune response is mediated by antibody
The lifetime risk of developing cancer is a chance a person has over his or her lifetime and can be diagnose of having a cancer. In the scenario about the cancer risks, the answer would be c. the more you drink, the lower your risk is. The more alcohol one's drink does not mean it will lower one's risk of developing cancer.
Answer:
sea lions, sharks, sea birds, albatross
Explanation:
I got the answers from the assignment