Making ice
staying safe in harsh weather so you dont get frost bite.
Answer:
The correct option is B. Electrogenic pumps creates a voltage difference across the membrane.
Explanation:
Electrogenic pumps are used to travel molecules in and out of a cell by establishing a concentration gradient. Hence, the statement that best describes the property of electrogenic pumps is B.
Other options, like option A is correct but it does not describe the general property of the electrogenic pump.Option C is incorrect because not a large variety of solutes can pass through the membrane.
Answer:
<h3>The peppered moth was originally pale in color, but eventually evolved into a darker form when the air pollution of the Industrial Revolution caused tree bark to darken with soot and lichen was killed off. As lichen recovered and levels of soot in the atmosphere went down, the species turned pale again.</h3>