An ion must cross the cell membrane through active transport instead of passive when the ion is ...

a. negatively charged

b. carried across by a protein

c. going against the concentrate ingredient

d. to small to move independently

Alyssa is a participant in an experiment where the researcher is measuring her neuronal response to different stimuli. The findings indicate that her neurons fire when she hammers a nail and when she hears the sound associated with hammering a nail.

What animals are decomposers

The chemical basis of blood group specificity resides in the carbohydrates displayed on the surface of red blood cells. Carbohydrates have the potential for great structural diversity.

What are the 3 major dissolved gases that are essential to ocean life?

A student studying the biosphere makes a list of biotic and abiotic characteristics of various biomes. which characteristic is considered a biotic factor?

Which best describes Mowgli's conflict with his own thoughts and feelings? A. He feels like two Mowglis and that he does not fit in anywhere. B. He feels jealous of Akela and wishes that he were the leader of the pack. C.

What is the difference between an cell and a tissue?

In a food chain, assume clover mice hawks. What would happen to the mice population if clover became extinct? a. The mice population would stay the same. b. The mice population would increase. c. The mice population would decrease.

Which disorder of the eye is caused by an abnormal accumulation of aqueous humor in the eye?

Can people codominant for sickle cell anemia pass it on to offspring?