Animal-like protists are considered
a. autotrophs
b. chemotrophs
c. heterotrophs
d. none of these

a physical change is being made.

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.