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Answer:
The scientist is studying oxygen which can also be found in protien. oxygen is the element which makes up to 65% of human body mass. It is also found in proteins inside the body.
Mitosis and cell division are possible in all human cells. Mitosis has several functions in the organism, including growth, cell repair, and some forms of reproduction. Humans make two types of cells. Body Cells and Reproductive Cells are two types of cells. Mitosis employs diploid cells to attack viruses and bacteria while also repairing cells.
And reproductive isolation
