Although most metabolic reactions are freely reversible, a few irreversible catabolic steps are bypassed during biosynthesis with special enzymes that catalyze the reverse reaction in order to allow for independent regulation of catabolic and anabolic pathways.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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The integrase enzyme of bacteriophage ? is required to:

A. excise the prophage from the host genome. B. degrade phage mRNA during lysogenic growth. C. bypass terminator structures downstream from the N and Cro genes. D. combine multiple DNA segments to make new genes.

Biology & Microbiology

Which of the following occurs when the cAMP-CAP complex binds the CAP site near the lac promoter?

A. Transcription rate decreases. B. Transcription rate increases. C. RNA polymerase binds to the promoter. D. RNA polymerase binds to the promoter and transcription rate decreases. E. RNA polymerase binds to the promoter and transcription rate increases.

Biology & Microbiology

The organism Plasmodium falciparum causes malaria. In which type(s) of human cell(s) does it infect and grow?

A. liver and red blood cells B. intestinal cells C. liver and intestinal cells D. red blood cells E. liver cells

Biology & Microbiology

Sensations of visceral pain are related to all of the following EXCEPT

a. muscle spasms. b. muscle fatigue. c. reduced blood flow to organs. d. damage to organs. e. tendon tear.

Biology & Microbiology