Scientists often classify organisms based on their ability to perform certain processes
which of the following shows an example of organisms being classified based on their physiological abilities?
a. plants can make their own food using energy from the sun.
animals cannot make their own food.
b. plant cells have cell walls.
animal cells do not have cell walls
c. animals and plants have membrane-bound nuclei
bacteria do not have nuclei.
d.
protists can be unicellular or multicellular
bacteria are unicellular