Read the paragraph and then answer the question. "a giraffe has to stretch its neck to reach leaves for food. over time, the giraffe's neck gets longer from being stretched. the giraffe will then pass on this elongated neck to its children." which scientist would have agreed with this explanation? a. linnaeus b. lamarck c. malthus d. darwin

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size