A student plans to conduct an experiment to see how quickly mice learn to navigate a maze to reach a reward at the other end. Which of these will help lead to the most accurate conclusion?

A. use the same maze and reward each day

B. use a reward other than food

C. make the maze bigger

D. provide different food rewards

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

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Drag each label to the correct location on the chart. match the function to the type of tissue