The term metastasis describes the process in which,
A. cells reproduce
B. tumor cells spread through the body away from the original tumor site
C. a new tumor is formed
D. the cell is in the mitotic phase
Answer: B. tumor cells spread through the body away from the original tumor site
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You have recently identified a molecule that you believe to be a ligand associated with a signal transduction mechanism. All you know about this ligand is that chemically it is hydrophilic. As a result, you expect it to interact with its receptor
A) at the outer cell surface. B) within the cytoplasm of the cell. C) within the nucleus of the cell. D) on the cytoplasmic side of the plasma membrane. E) all of the above
The growth of microorganisms in a food product is influenced by the availability of
A. moisture. B. acidity. C. nutrients. D. temperature. E. All of the choices are correct.
The landing platform for pollen in flowering plants is the
a. filament. b. stigma. c. anther. d. style. e. ovary.
The (bacilli/Lactobacilli/bacteroids) are a group of Gram-negative bacteria that include obligate anaerobes normally found in the intestinal tracts of animals and humans.
Fill in the blank(s) with the appropriate word(s).