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Tuesday 4 June 2019

Amazing facts about humans

Today i will be given a information report about a human. Our creation is still unsold but there are
many speculations. Two popular theory are that the aliens came down to earth and breaded with
the ape to make humans. Another theory is that god made us but they are just estaments.


Almost 99% of the mass of the human body is made up of six elements: oxygen, carbon,
hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five
elements: potassium, sulfur, sodium, chlorine, and magnesium. All 11 are necessary for life. We
are Homo sapiens the primate species to which modern humans belong, humans regarded as a
species.

Bones in our body are living tissues, They have their own blood vessels and are made of living
cells, which help them to grow and to repair themselves. As well, proteins, minerals and vitamins
make up the bone. In fact, bones, like all other tissues in your body are alive. Because bones are
the main support structure for us, they are made of a hard material that is mainly calcium.
Throughout this hard substance, are blood vessels and nerves.