In castrated male rats, the medial preoptic area

In the case of castrated or neutered male rats, the medial preoptic area has as much dopamine as normal rats, but the presence of a receptive female does not evoke much release of dopamine. Dopamine helps male sexual behavior in many species and is released just before and/or during copulation in three neural systems. 

glycolysis is a process that fuel your metabolism. it is apart of cellular respiration the process that produce atp.

the answer is c.) there is a warm front in region a and a stationary front in region b.