When a snail is touched it retreats into its shell. this is an example of a. reproduction. b. response to a stimulus . c. metabolism. d. a unicellular organism.

What occupation did muhammad have before the first revelation

What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.

The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane