What basal transcription factor is a helicase?

A. TFIID
B. TFIIH
C. TFIIF
D. TFIIB


B

Biology & Microbiology

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Modern cells are thought to have arisen from ____

a. protocells b. pre-cells c. gas and dust clouds d. prokaryotic cells that predated protocells e. prokaryotic cells that predated pre-cells

Biology & Microbiology

Interneurons are found in the

a. dorsal root. b. spinal cord. c. sensory neurons. d. motor neurons. e. somatic system.

Biology & Microbiology

The objective, measurable evidence of disease evaluated by an observer is termed a/an ________.

A. inflammation B. symptom C. sign D. syndrome E. pathology

Biology & Microbiology

Important characteristics of antimicrobic drugs include

A. high toxicity against microbial cells. B. readily delivered to the site of infection. C. do not cause serious side effects in humans. D. remains active in body tissues and fluids. E. All of these choices are correct.

Biology & Microbiology