Answer:
Q1- D- Natural Populations tend to overproduce.
Q2- D- All of the above
Explanation:
Q1- Because that is not something that Darwin said.
Q2- Because these are all examples of structures that do the some thing.
Answer is stretch receptors.
Stretch receptors respond to the distention of muscle wall of the bladder and are neurologically linked to the medulla. Stretch receptors in the bladder signal the parasympathetic nervous system to stimulate muscarine receptors, present in the detrusor muscle, to make him contract. This leads to the expulsion of urine.
Evolution of birds is result of a drastic change in how dinosaurs evolved.