This nutrient cycle does not have a gaseous phase:a
hydrologic cycle.
b. nitrogen cycle.
c. carbon cycle.
d. sulfur cycle.
e. phosphorus cycle
E
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Which of the following is a protein activated during apoptosis?
A. growth factor B. oncogene C. chimeric gene D. caspase E. transposase
The occurrence of an action potential can best be compared to a
a. switch to turn a lamp on and off. b. volume control on a stereo. c. door to a classroom. d. room light dimmer switch. e. gradually inclined ramp.
George Flint is visiting the urologist today for complaints of urinary discomfort and generally not feeling well for quite some time. The doctor has ordered a test on Mr. Flint’s urine and has requested a sterile specimen. The assistant will introduce a flexible hollow tube through Mr. Flint’s urethra into the bladder to remove a sample of urine. This procedure is called .
The conversion of amino acids to carbohydrates is an example of
A) amination. B) gluconeogenesis. C) substrate-level phosphorylation. D) beta-oxidation. E) electron transport.