Answer:
the correct answer is phloem it is not there
DNA in prokaryotes are not bounded by Nuclear Memberane !! It is scattered all over cytoplasm !!
There are two important regions of a lipid that provide the structure of the lipid bilayer<span>. Each lipid </span>molecule<span> contains a hydrophilic region, also called a polar head region.</span>
<span>Cytotoxic t-cell subpopulations are specialized to combat intracellular pathogens, whereas helper t-cell subpopulations are specialized to combat extracellular pathogens.
</span>Cytotoxic t-cell are CD8+ cells. Cytotoxic t-cell uses granzymes to <span>kill </span><span>intracellular bacteria, that lives in the cytosol such as viruses. They identify the pathogen forgein peptids that are bounded to MHC-I on the cell surface.
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cd4+ T helper (Th) cells include Th1, Th2, and Th17 cells. They contribute to aliergic reactions and fighting extracellular parasites.
Answer:
The correct answer is "USDA Appendix B".
Explanation:
The United States Department of Agriculture (USDA) have a series of Guidance Documentation that clarify the obligations that people must follow in order to properly handle agricultural products. The USDA Appendix B entitled "Compliance Guidelines for Cooling Heat-Treated Meat and Poultry Products (Stabilization)", states the procedure that must be followed to chill a product to reduce the growth of foodborne pathogens.
