Opposable thumbs primates because with them they can a. grow fingernails. c. grip and hold things. b. have claws. d. dig.

What is unique about the members of the group of fungi to which penicillium notatum belongs? they are not important for medicine. they are not made up of hyphae. they are used in fermentation. they lost the reproductive phase.

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

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles