Question

question 18
photosynthesis and cellular respiration both include water in their summary reactions. which statement correctly identifies the role of water in these two processes?

a cellular respiration uses water and releases oxygen, while photosynthesis uses oxygen and releases water.

b photosynthesis and cellular respiration both use oxygen and release water.

c cellular respiration uses oxygen and releases water, while photosynthesis uses water and releases oxygen.

d photosynthesis and cellular respiration both use water to help release oxygen.

Explanation:

In photosynthesis, water is split to release oxygen as a by - product. In cellular respiration, oxygen is used and water is released as a product of the electron - transport chain.

Answer:

C. Cellular respiration uses oxygen and releases water, while photosynthesis uses water and releases oxygen.