Asix carbon sugar is an example of a ?

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

Types of scientific inquiry that biologist engage in that cannot be completely controlled

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic