D
Explanation:
So, after the enormous economic and social change was unleash we can best describe China as a communist.
There are 13 major basins in africa
Answer:
D, F
Explanation:
A is not correct. They don't need a mate.
B is not correct, the offspring would inherit all genetics from the one producer.
C is not correct. Key word: Organisms
D is correct.
E is not correct, they don't need those cells, it's a se xual.
F is correct.
I have no idea, but I wouldn't use Wikipedia.. The "facts" on there aren't always true. That's why we aren't allowed to use it in my high school.
Answer:
B. The peak of the secondary immune response to antigen X
Explanation:
(See attachment for missing details)
The secondary immune response takes place when a person is repeatedly exposed to the same antigen. Getting to this stage, the immunological memory would have been setup and the immune system will immediately proceed to making antibodies.
From the attached, it takes the primary immune system 28 days to get to its peak and the secondary immune response is stronger than the primary immune response