What is the flow of information that the central dogma refers to?

a. DNA RNA protein
b. DNA protein RNA
c. RNA protein DNA
d. RNA DNA protein


Answer: a. DNA RNA protein

Biology & Microbiology

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Mangrove forests replace salt marshes in subtropical and tropical systems

1.True 2.False

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Homologous chromosomes undergo synapsis during:a

anaphase I. b. prophase I. c. anaphase II. d. telophase II. e. prophase II

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Compare and contrast osmoregulation of freshwater fish and marine fish. What will be an ideal response?

Biology & Microbiology

The lactose analog isopropyl-beta-D-thio-galactoside (IPTG) is often used to regulate gene expression systems in bacteria. IPTG does not act as a substrate for beta-galactosidase, but can bind to, and inactivate, the repressor. In this case, IPTG serves as a(n)

A. DNA-binding protein. B. inducer. C. operon. D. repressor.

Biology & Microbiology