What can stimulate cell regulators to increase cell reproduction?

Hormones

Explanation:

Hormones are the chemical messengers secreted by endocrine glands. Various hormones have their respective impact on the functioning of body. Human growth hormone is the hormone that promotes the growth and development of organisms by stimulating the cells to divide to produce the new cells. Hence, hormones can stimulate cell regulators to increase cell reproduction.

earthquakes in florida are rare because the state is not located near any tectonic plates. in fact, florida is tied for first place as having the fewest earthquakes of any state. much of florida is limestone and seafloor materials that is not conducive to earthquakes.

explanation:

osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.  

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.