The region at which the RNA polymerase binds is the ________ region.

A. coding
B. leader
C. promoter
D. trailer


Answer: C

Biology & Microbiology

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In humans, skin color is controlled by several genes. Thus, skin color is a(n) ____ characteristic.

a. dominant b. co-dominant c. epistatic d. pleiotropic e. recessive

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The Egyptians believed in all of the following race categories except:

A. yellow B. red C. white D. brown

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Which of the following is true concerning a lysogenic viral replication cycle?

a. During lysogeny, the viral DNA is present as a circular plasmid. b. During lysogeny, the viral genome integrates into the host DNA, becoming a physical part of the chromosome. c. Once the lysogenic portion of the cycle has begun, virus is never produced again. d. Lysogenic infections are similar to persistent infections, in that virus is constantly produced.

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For a parameter that is identified, what is the role of having a larger sample size?

A. The estimate of the identified parameter will be distributed as a chi-squared distribution. B. The estimate of the identified parameter will be efficient. C. The estimate of the identified parameter will be distributed as a t-distribution. D. The estimate of the identified parameter will be more precise.

Biology & Microbiology