The answer is c. a,b,d all occur during sexual reproduction
Span of control is accomplished by organ.
Answer:
Pneumococcal polysaccharide vaccine
Explanation:
This is a liquid vaccine, and these types of vaccines should not be frozen, because if they do they lose their potency and no longer protect the individual from infections. In fact when these types off vaccines are frozen they can cause local reactions such as sterile abscesses.
B. Animal cell, I believe so because of the shape of the cell and it does not clarify if it has a cell wall, if it has a cell wall and mehran then it's a plant cell if it only has a cell membrane in them it's an animal cell