Plants produce spores in structures called prothallium antheridia archegonia sporangia

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

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

What are 3 reasons that natural selection occurs