Jerry is a professional football player who injured his knee while running during a game. jerry has had surgery and his knee is fully healed, but he is afraid to put pressure on it because he doesn’t want to re-injure it. the trainer implements a plan in which he first differentially reinforces standing, then walking, then jogging, and finally running at full speed. this is an example of using shaping to:

reinstate a previous behavior

Explanation:

The rehabilitation to stop the pain and inflammation, for the recovery of the mobility and the muscular tone and the realization of a program of sports rehabilitation are essential to achieve a good recovery.

The recovery process must be carried out in a precise and multidisciplinary manner, the load that the knee must support and tolerate at all times, as well as rest and recovery times.

the answer is:

carbon dioxide

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.