The tonicity of a solution refers to its the strength of a solution.
a. true
b. false
Answer: a. true
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The process by which microorganisms cause diseases is known as
A) pathogenesis. B) virulence. C) LD50 (lethal dose50). D) infection.
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
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).
Pepsin converts __________ to __________
a. starch; sugars b. proteins; peptides c. fats; fatty acids and glycerol d. nucleic acids; nucleotides e. peptides; amino acids