Aplant leaf shows veins arising from a central thick vein to form a complicated network. which type of venation does this plant exhibit?
a. parallel
b. crisscross
c. reticulated

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

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

How do living things obtain phosphorus