Multiple Choice Which of the following is not a reason green algae are classified as plants? A. They have cellulose in their cell walls. B. They have chlorophyll a and b. C. They have genes similar to genes in land plants. D. They are single-celled organisms.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

plato users

given bodies of water

pacific / arctic / indian / southern

[ a ] the caribbean sea

[ b ] the northern ocean

[ c ] the atlantic ocean

[ d ] the barents sea

with this being the given answers

when it is at an intermediate population density