The first evidence of smallpox as a disease was found in ancient China from 1122 BC.
Gregor John Mendel was the first person to study about hereditary genetics
Gregor Mendel
Gregory Mendel was one of the first people to make speculations on heredity of traits
Sir Isaac Newton was one of the first to study gravatational force
Jane GoodallI think she should be remembered because she inspired people to study chimpanzees and was one of the first woman to study chimps
Neil Armstrong
no one knows
Sociology.
Nobody has ever done a scientific study -- you could do one to find out. The percentage is going to be small, though, because most people in the world do not read much.
External validity is a term used to describe the extent that results obtained from one study can be generalised to other situations. For instance, a study only using a very small sample of participants from one particular city might not relate to other cities or people.
NO! If you study horses and have someone teach they can ride a horse toAnswer 2:Two people, and maybe 3 if they are small children can ride a horse at one time, and many, many different people can ride a horse in its lifetime.
Yes one can study puberty. Every year many people write papers on puberty.