Archaeal promoters are most similar to those of ________.
A. eukaryotes
B. viruses
C. bacteria
D. both viruses and bacteria
Answer: A
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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.
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
Which structure transports blood way from the kidneys
a. ureters b. renal vein c. aorta d. urinary bladder
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