In addition to restriction enzymes, which of the following enzymes is required to insert a fragment of DNA into a cloning vector?
A) DNA polymerase
B) DNA ligase
C) RNA polymerase
D) Reverse transcriptase
E) Topoisomerase
B
Biology & Microbiology
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BRCA1 and BRCA2 mutations are
A) X-linked. B) incompletely penetrant. C) translocations. D) somatic mutations.
Biology & Microbiology
The storage organ indicated by the letter "C" is called the ____
a. mouth b. crop c. gizzard d. rumen e. cloaca
Biology & Microbiology
The antidiuretic hormone works on ____ that encourages the kidneys to reabsorb water
a. a positive feedback loop b. a negative feedback loop c. the proximal tubules of nephrons in the kidney d. the action potential e. the muscle tissue
Biology & Microbiology
Which of the following is not mutagenic?
A) 5BU B) AZT C) Nitrous acid D) Hydroxylamine E) Acridine
Biology & Microbiology