The answer is B. Light microscope
She doesn't. Rosalind Franklin died shortly after, due to cancer from the radiation used in her x ray experiments with DNA.
Answer:
Nitrogen
Explanation:
nitrogen, which accounts for about 78% of the mass of dry
thoughtco.com
Answer:
the injury happened at some point during its life and is not a genetic defect
Answer:
b. They are produced by memory B cells
Explanation:
The rapid cell division in activated B cells is followed by the differentiation of daughter cells into the plasma cells. The plasma cells are the precursor for antibodies and memory B cells. The antibodies kill the antigens while memory B cells are long-lived cells.
Hence, antibodies are not produced by memory B cells but by plasma cells.