Which of the following is a challenge when implementing green roofs? a)green roofs need to be watered by hand constantly b)green roofs do not last long c) green roofs can be expensive to install d) green roofs temporarily increase air pollutants *THIS IS FOR EARTH SCIENCE*

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy

The location of the stomach is the diaprham

What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms