The polymerase chain reaction (PCR) is a technique used to produce many copies of a specific DNA sequence

a. True
b. False


ANSWER: True

Biology & Microbiology

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Quality control performed on indole reagent should be performed on which two organisms?

a. E. corrodens and Methylobacterium spp. b. W. virosa and Bergeyella zoohelcum c. B. zoohelcum and Escherichia coli d. E. corrodens and W. virosa

Biology & Microbiology

Tropical rain forest soils are usually

A. nutrient-rich. B. nutrient-poor. C. low in organic matter. D. nutrient-rich and low in organic matter. E. nutrient-poor and low in organic matter.

Biology & Microbiology

Fatique is what?

What will be an ideal response?

Biology & Microbiology

Ion channels are _____ in the plasma membrane that allow _____ to pass through

glycoproteins; ions phospholipids; cholesterol ions; proteins proteins; ions

Biology & Microbiology