Which of the following provides the best example of the parts of a system working together to achieve a specific function? A. Red blood cells are capable of transporting oxygen because of their chemical composition.
B. Glands in the mouth, the stomach, the pancreas, and the small intestine all secrete chemicals that break down nutrients.
C. Specialized cells in a plant's leaf open and close in response to changing conditions

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis

Discuss cell surface transport in the structure of constituents