Communication among cells is required for the coordination of body functions. cells are able to communicate with each other mainly through nerve impulses and hormones. what cell part receives nerve impulses and hormones from other cells? a. lipid molecules on cell walls b. chloride channels in cell cytoplasm c. electron transport chains in cell cytoplasm d. receptor molecules on cell membranes

Joe is breeding cockroaches in his dorm room. he finds that the average wing length in his population of cockroaches is 4 cm. he chooses the six cockroaches that have the largest wings; the average wing length among these selected cockroaches is 10 cm. joe interbreeds these selected cockroaches. from earlier studies, he knows that the narrow-sense heritability for wing length in his population of cockroaches is 0.6. a. calculate the selection differential and expected response to selection for wing length in these cockroaches. b. what should be the average wing length of the progeny of the selected cockroaches?

Provide one reason why mitosis occurs.

Diffusion and osmosis are forms of passive transport