A major difference between prokaryotic and eukaryotic cells is that (a) prokaryotic cells have a flagellum.

(b) eukaryotic cells have a nucleus.

(c) prokaryotic cells have cytoplasm.

(d) eukaryotic cells have ribosomes.

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

Which organ controls breathing? lungs alveoli heart diaphragm