So i have a question that says what is the ph of acid rain and i got the answer to that (using science book) but it wants me to tell why it is important (for a weathering paper)

Water diffusing through a semipermeable membrane is called

Me asap i need during photosynthesis, the following reaction takes place: carbon dioxide + water + light energy → sugar + oxygen during cellular respiration, the following reaction takes place: sugar + oxygen → carbon dioxide + water + chemical energy given this information, how are photosynthesis and cellular respiration related? question 2 options: a the products of photosynthesis are the reactants of cellular respiration. b photosynthesis and cellular respiration both start with the same materials. c photosynthesis and cellular respiration both produce the same materials. d the same type of energy is found in both photosynthesis and cellular respiration.

The disease osteoporosis often results from insufficient intake of dietary calcium salts. of the three samples of bone you tested in exercise 7-2, which is the most similar to the bones in osteoporosis