In the phosphorus cycle the ultimate source of phosphorus is 

A. rock.
B. dead organisms.
C. plants.
D. the sun.


A. rock.

Biology & Microbiology

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What organism accounts for a major proportion of the ocean's organic matter and oxygen production?

a. Chemosynthetic bacteria b. Obligate anaerobes c. Cyanobacteria d. Plycoerythrin

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The downhill flow of protons through the ATP synthase complex powers the production of ATP

__________________ Indicate whether the statement is true or false.

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The process in which RNA is synthesized using a DNA template is called translation

__________________ Indicate whether the statement is true or false.

Biology & Microbiology

What is a reliable method of ensuring the safety of milk?

A) Decontamination B) Pasteurization C) Sanitization

Biology & Microbiology