Archaeal promoters are most similar to those of ________.

A. eukaryotes
B. viruses
C. bacteria
D. both viruses and bacteria


Answer: A

Biology & Microbiology

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Actinomycetes

A. form sexual spores, that is, they are used for sexual reproduction. B. do not form spores. C. form heat resistant spores. D. form asexual spores.

Biology & Microbiology

Some marine species of cyanobacteria ________.

A. do not have flagella but are, nonetheless, motile by some unknown mechanism B. do not have flagella but are motile by means of pseudopods C. do not have flagella and are, therefore, nonmotile D. have flagella and are, therefore, motile

Biology & Microbiology

Which structure transports blood way from the kidneys

a. ureters b. renal vein c. aorta d. urinary bladder

Biology & Microbiology

The effect of a competitive inhibitor can be reversed by ____.

a) increasing inhibitor concentration b) heating the reaction mixture c) changing the pH d) massaging the enzyme e) increasing substrate concentration

Biology & Microbiology