The inducer of the lac operon is

A) galactose.
B) glucose.
C) allolactose.
D) repressor protein.
E) permease.


C

Biology & Microbiology

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Which one of the following, if missing, would usually prevent translation from starting?

A) exon B) cap C) AUG codon D) poly-A tail

Biology & Microbiology

In most ecosystems, the primary producers use energy from _____ to build organic compounds

a. inorganic chemicals c. heat b. sunlight d. lower trophic levels

Biology & Microbiology

The transition from the gametophyte into the sporophyte generation occurs at the point in Figure 27-2 labeled:


a. 1.
b. 4.
c. 6.
d. 8.
e. 9.

Biology & Microbiology

The most common form of spontaneous replication error is

A) tautomeric shift. B) double-stranded DNA breaks. C) thymine dimer addition. D) base analogue addition. E) DNA intercalation.

Biology & Microbiology