Vascular resistance is due to friction between blood and the walls of the blood vessel. Which of the following causes low vascular resistance? obesity

dehydration

high blood pressure

cholesterol levels within normal range

Which of the following is the most likely result of converting forestland to urban development? a.the amount of land available for lumber production decreases. b.fewer trees are needed because cities are made mainly of concrete. c.people discover more efficient ways to grow trees. d. the price of lumber goes down.

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Which are reasons cells undergo cell division?