Which type of transport takes place when oxygen enters red blood cells

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.

Study this image which statement best describes the rock shown check all that apply

Which measure of an earthquake depends on how close you are to the focus?