Which of the following molecules is a corepressor for the trp operon?
A. glucose
B. cAMP
C. tryptophan
D. CAP
E. lactose
C. tryptophan
Biology & Microbiology
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This initiator tRNA of the bacterium Escherichia is a modified form of the initiator tRNA used by the yeast Saccharomyces.
Answer the following statement true (T) or false (F)
Biology & Microbiology
In a dihybrid cross, in which both parents are heterozygous for both traits, what is the probability that the offspring will exhibit both of the dominant phenotypes?
A. 1/16. B. 1. C. 6/16. D. 3/16. E. 9/16.
Biology & Microbiology
Vaccination is a form of Passive immunization
a. true b. false
Biology & Microbiology
Linked genes are usually ________
A) found on the X chromosome B) found on the Y chromosome C) codominant D) located close together on a chromosome
Biology & Microbiology