which type of acetylcholine receptor is present on postganglionic neurons, and which type is present on the target tissues in autonomic pathways?

From a high concentration to a low concentration.

Many archeologists and anthropologists disagree with dr. thorne's view.  thorne strongly believes that what many calls "homo erectus"  was in fact  homo sapiens,  and that they migrated out of africa almost 2 million years ago and dispersed throughout europe and asia. that's way different  from what scientists have always believed about the evolution of the species.

Ithink the answer is generation