What is the main function of Schwann Cells? A. increase the speed of nerve impulses

B. improve the accuracy of nerve impulses

C. increase the strength of nerve impulses

D. communicate with other cells

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

The cluster of developing cells from conception until birth is called an

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?