The clonal selection theory is an explanation for
A. how a single type of stem cell can produce both red blood cells and white blood cells.
B. how antibody proteins can be molded to fit antigens after the antigen interacts with the antibody-producing type of cell.
C. how an antigen can induce the multiplication of very few cells to result in production of high levels of specific antibodies.
D. how HIV can disrupt the immune system.
E. how macrophages can recognize specific T cells and B cells.
C. how an antigen can induce the multiplication of very few cells to result in production of high levels of specific antibodies.
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a. Insulin b. Estrogen c. Follicular stimulating hormone d. Testosterone e. Progesterone
What is the difference between the rocky intertidal community and the rocky intertidal ecosystem?
What will be an ideal response?
A heart with three chambers, one atrium, and two ventricles is shared by _____
a. reptiles and mammals b. reptiles and amphibians c. amphibians and mammals d. birds and mammals e. birds and reptiles