How does the immune system
produce memory cells for antigens?
This is the BEST research
question for students to ask if they are conducting research on antibodies
because t<span>he answer to this question must tell about
production of B-cells, recognition of antigen, T-helper cells, colony formation,
and phagocytosis of foreign antigen, T-killer cells, and all other details which
is possible.</span>
Answer:
B. Only from the ocean to earth's surface
Explanation:
The biosphere is known as the layer of the Earth where life exists. It reaches a peak of ten kilometers above sea level, which is used by some birds in flight while the biosphere go to depths as low as 8 kilometers deep or the bottom of the ocean.
Hope this Helps!
C is the answer to your question<span />
Answer:
plants have plant cell animal have animal cell
plant are autotroph animal are not
plant are fix animal can move
chlorophyll is in plant but not animal