Answer:
C. Water is made up of one hdrogen and two oxygen atoms making it non polar.
Thank you.
BY GERALD GREAT.
There is more to DNA than cytochrome c. This is just one protein.
Answer:
Superantigens produce intense immune responses by stimulating lymphocytes to produce cytokines.
Explanation:
Superantigens are a group of bifunctional proteins that interact with at least two receptors expressed on different cells. The superantigen´s receptors in lymphocyte T is located in the same place where the lymphocyte interacts with a conventional antigen, RCT. The capability of these superantigens to join their receptors in many T cells, shoots a series of processes that conduce to cellular activation, differentiation, proliferation, and great production and release of cytokine.
Superantigens constitute the most potent natural immunostimulators known.
HUMANS ARE MADE OUT BACTERIA AND BACTERIA IS A CELL AND HUMAN ARE MULTIPLE CELLS
Scientists developed the time scale by studying rock layers and fossils world wide.
Radioactive dating helped determine the absolute divisions in the time scale. so mass extinction help because there is more to study
