A group of students were curious about the effect of salt water on freshwater plants. Freshwater plants have a low concentration of salt in their cells (and lots of water). Where will the water move when the plants are placed in an aquarium with a high concentration of salt (and less water)?

a) carbon, hydrogen

b) carbon, hydrogen, oxygen, nitrogen

c) carbon, hydrogen, oxygen, nitrogen, phosphorus

d) sugar

e) amino acid

f) nucleotide

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101