Which of the following is a likely explanation for the change in oxygen concentration in response to the time of day? A.) Most organisms increase the rate of respiration at night.

B.) Organisms are performing photosynthesis during the day and cellular respiration at night.

C.) The oxygen produced by photosynthesis during the day is greater than the amount of oxygen used for respiration.

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.

the answer is :

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.