Which traits do human embryos have that link them to a common ancestor with fish and reptiles? scales and tail

gill slits and scales

tail and gill slits

hair and tail

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.

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

Depending on the organism the number of in a cell may change