Answer:
Primary adaptive response
Explanation:
After the first exposure to an antigen, a primary adaptive response stimulates growth and multiplication of antigen-reaction cells. phagocytic immune response secondary innate immune response hyperactive cytotoxic response primary adaptive immune response
Chargaff's rules state that DNA from any cell of all organisms should have a 1:1 ratio of pyrimidine and purine bases and, more specifically, that the amount of guanine is equal to cytosine and the amount of adenine is equal to thymine .
A= X (20) times Y (20). Multiply by your overall width (3), you get 1200.
20 x 20 x 3 = 1200
Answer:
D
Explanation:
people take it into account that the environment is fine for growing children hence giving birth
