Cholesterol is synthesized chiefly in the liver.
Answer the following statement true (T) or false (F)
True
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A clot that breaks lose and travels in the blood flow is called a(n) ____________
. Fill in the blank(s) with correct word
If increased atmospheric pressure decreases the activity of the Na+-K+ pump, an animal that lives in the deep sea would be expected to have ________ density of Na+-K+ pumps in their neuronal membranes compared with animals living in shallow water
a. a higher b. an equal c. a lower
Cytoskeletal component made of actin.
Which of the following statements regarding major histocompatibility proteins (MHCs) is TRUE?
A. Class I MHCs are found on all cells of the body except erythrocytes. B. Class II MHCs are normally found in the cell membranes of bacteria. C. Cytotoxic T cells require class II MHCs to recognize foreign antigens. D. All humans have identical sets of MHC proteins. E. MHC proteins are the same thing as antibodies.