28. Which of the following structures
would be found in abundance in the
cells of the leg muscles of a sprinter?
A. Cell membrane
B. Cytoplasm
C. Mitochondria
D. Nucleus

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.

Compare the parts of a cell and the cell as a whole to another common nonliving system (i. e., a car, a city, describe the parts of a cell and their primary function.

All other things being equal the size of a population will decrease if