Plz help asap! How do membrane proteins contribute to the membrane potential? The sodium potassium pump results in a net positive charge that stores energy as voltage.
The proton pump results in the repulsion of cations to the negative intracellular membrane.
The attraction of anions inside of the cell contributes to the positive extracellular environment.
Aquaporins result in a combination of positive charges intracellularly and negative charges extracellularly.

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above