A mutation that reduces the efficacy of arginase 1 will result in a buildup of what molecule?
a. urea
b. arginosuccinate
c. l-arginine
d. ornithine
c. l-arginine
Biology & Microbiology
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Which form of transport requires the expenditure of energy?
A. Active transport B. Facilitated diffusion C. Osmosis D. Passive transport
Biology & Microbiology
Transmembrane movement of a substance against a concentration gradient is called ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which of the following liberates the most energy
in the form of ATP? a. aerobic respiration b. anaerobic respiration c. alcoholic fermentation d. lactate fermentation e. all liberate the same amount, but through different means
Biology & Microbiology
The earth’s earliest atmosphere was likely composed
mostly of gaseous a. hydrogen. b. nitrogen. c. water vapor. d. carbon dioxide. e. mixtures of these.
Biology & Microbiology