Explain how fossil fuels found in the Earth’s crust are ultimately the result of biological processes.

Speed is the ratio of the distance of an object moves to

What is an example of a scientific question that galileo could not have answered with out this new tool?

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. take for example the cells that line the digestive tract. these cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. what mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell