What are the correct parts of a photosystem's reaction center? O chlorophyll a and a primary electron acceptor
O grana and thylakoids
O chlorophyll band carotenoids
O chlorophyll a and chlorophyll b

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.

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance