Individuals in a population share a ?
a species
b habitat
c phenotype
d both a and b, but not c

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear