The most commonly used substrate for the production of ethanol for use in fuel comes from which plant source?
A. Corn
B. Algae
C. Crop residue
D. Rice
Answer: A
Biology & Microbiology
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If food-borne disease transmission requires ingestion of the pathogen, followed by growth of the organism, and release of toxins in the intestine it is referred to as a food-borne ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Release of cross-bridges depends most directly on
A. calcium ions. B. potassium ions. C. adenosine diphosphate. D. adenosine triphosphate. E. creatine phosphate.
Biology & Microbiology
A significant reduction in the amount of which gas would allow more ultraviolet radiation to reach Earth's surface?
a. oxygen b. methane c. ozone
d. cyanide e. carbon dioxide
Biology & Microbiology
The molecule that functions as a corepressor for the trp operon is
A. lactose. B. CAP. C. tryptophan. D. glucose. E. cAMP.
Biology & Microbiology