Geographic isolation prevents 

A. continental drift.
B. mating.
C. mutations.
D. polygenic inheritance.


B. mating.

Biology & Microbiology

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At what point are introns removed?

1.When the DNA is replicated. 2.Before the mRNA leaves the nucleus. 3.As the mRNA is being transcribed. 4.As the mRNA is being translated.

Biology & Microbiology

One major function of the kidneys is water conservation. What portion of the nephrons is responsible for that function when water is lacking in the diet?

A. collecting duct B. loop of Henle C. glomerulus D. Bowman's capsule

Biology & Microbiology

Urine and fecal specimens require

A. sterile collection conditions. B. incubation in selective media. C. incubation in differential media. D. Both sterile collection conditions and incubation in differential media are correct. E. Both incubation in differential media and incubation in selective media are correct.

Biology & Microbiology

Match each of the following characteristics with the appropriate sequencing method.• Next-generation sequencing• Dideoxy terminator sequencing• Both dideoxy terminator and next-generation sequencing

What will be an ideal response?

Biology & Microbiology