What does the "lock and key" model refer to?

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

Which locations on the map are low-pressure areas? a b c d e

Which step is not included in the step approach to calculating the greatest common divisor?