How may high blood pressure affect normal exchange at capillaries?
a. More fluid may be forced out of the capillaries.
b. More interstitial fluid may enter capillaries via osmosis.
c. A slower rate of blood flow will ensue.
d. Diffusion will increase through capillaries.
e. A loss of plasma proteins will occur.
a
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Gibbs free energy is defined as ________
A. the amount of energy available to do work B. the amount of energy lost as heat C. the amount of entropy D. the amount of potential energy in a system E. spontaneous energy
What occurs during the antigen detection stage of the antibody-mediated immune response initiated by T cell activation?
a. Cytotoxic T cells destroy body cells that are infected with a pathogen b. Helper T cells activate an antigen-specific B cell to divide and secrete antibodies. c. A T cell displaying an antigen-specific T cell receptor (TCR) binds to the antigen on the surface of an antigen presenting cell. d. Helper T cells are activated by the TCR. e. A B cell degrades the pathogen and produces antigens.
. Which organisms are believed to be closely related to arthropods based on molecular analysis?
a. mollusks b. annelids c. brachiopods d. nematodes
In what phase of the cell cycle does an actively dividing cell produce the proteins necessary for mitosis?
a. G1 b. S c. G2 d. prophase e. G1 and G2