The tonicity of a solution refers to its the strength of a solution.

a. true
b. false


Answer: a. true

Biology & Microbiology

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The process by which microorganisms cause diseases is known as

A) pathogenesis. B) virulence. C) LD50 (lethal dose50). D) infection.

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Which of the following are incorrectly matched?

A. gene A, sepal formation, whorl 1 B. gene B, petal formation, whorl 2 C. gene E petal formation, whorl 2 D. gene C stamen formation, whorl 3 E. gene B carpel formation, whorl 4

Biology & Microbiology

During Krebs cycle reactions the ____________________ NAD and FAD pick up H+ and electrons for processing in

the electron transport system. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Pepsin converts __________ to __________

a. starch; sugars b. proteins; peptides c. fats; fatty acids and glycerol d. nucleic acids; nucleotides e. peptides; amino acids

Biology & Microbiology