Which of the following is a form of active transport?

A. Osmosis
B. Facilitated diffusion
C. Simple diffusion
D. Sodium–potassium pump
E. Glucose transporter


Answer: D

Biology & Microbiology

You might also like to view...

Attenuation is a type of regulation that can control

A) allosteric enzyme activity. B) transcriptional activity exclusively. C) translational activity exclusively. D) both transcriptional and translational activity.

Biology & Microbiology

In photosynthesis, carbon fixation occurs:

A. during photorespiration B. in photosystem II C. in the Calvin cycle D. in photosystem I E. in the electron transport chain

Biology & Microbiology

In the formula for determining a population's genotype frequencies, the "2" in the term 2pq is necessary because _____

A) the population is diploid B) heterozygotes can come about in two ways C) the population is doubling in number D) heterozygotes have two alleles

Biology & Microbiology

Which genera is likely the most recent ancestor of the genus Homo?

A. Ardipithecus B. Pan C. Sahelanthropus D. Paranthropus E. Australopithecus

Biology & Microbiology