It can helps us to keep the human body healthy and continue to discover how to keep it healthy, and what keeps it healthy. The study of biology can lead to discovering how to prevent diseases. In the environment, if something is off, then people can use biology to see what is wrong and how to fix it.
Answer:Because of where they are from.
Explanation:
Geographic, or physical, barriers result in geographic isolation
This can be done by absolute dating technique. In this, the amount of radioactive material with a known half-life is measured. The measure of the radioactive decay of the elements present in the rock helps in the back calculation of the age of the rock. For older rocks, isotopes of Beryllium, Uranium, Argon etc. are used.
Protein carbohydrates lipids
Correct answer: Differentiation
The stem cell is the group of unspecialized cells that become specialized cell by the process called as differentiation. These cells have the great potential to develop into many different types of cell in the body.
These cells divide regularly and help the body to repair and maintain the dead and damaged tissue of the body. because of the differentiation process, the unspecialized cell is able to acquire the cellular traits that allow them to perform a specialized function.
Hence, the correct answer would be ''Differentiation''