Which type of power can be used to reduce the production of carbon dioxide? A. oil
B. natural gas
C. solar
D. coal

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Describe the function of the endomembrane system? what organelles are involved?

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes