Which of the following causes mutations by creating thymine dimers?

A) nucleotide analogs
B) nitrous acid
C) ultraviolet light
D) benzopyrene
E) gamma rays


C
Bloom's Taxonomy: Comprehension
Section: Mutations of Genes
Learning Outcome: 7.22

Biology & Microbiology

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The breakdown of one glucose molecule during glycolysis results in 2 molecules of pyruvate, which are then oxidized to 2 molecules of acetyl-CoA, and these, in turn, are substrates for the citric acid cycle

If all three fatty acids of a triacylglycerol molecule (a fat molecule) are palmitic acid (C16, having 16 carbons), how many acetyl-CoA molecules would result from beta-oxidation of all of these fatty acids? A. 4 B. 8 C. 16 D. 24 E. 32

Biology & Microbiology

Differentiate between basic and applied research and discuss how the two are linked in terms of genetics

What will be an ideal response?

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During glycolysis, glucose molecules are broken down by breaking the carbon-hydrogen bonds that are present and

forming carbon-oxygen bonds. In this process, glucose is ____.

a. partially oxidized b. partially reduced c. completely oxidized d. completely reduced e. hydrolyzed

Biology & Microbiology

Members of the ____ flatworm lineage are parasites of vertebrates, characterized by modified heads for attaching to

the intestinal wall of hosts, and a series of reproductive units called proglottids.

a. Trematoda b. Turbellaria c. Polychaeta d. Cestoda e. Hirudinea

Biology & Microbiology