Answer:
They are modified by shape, function, or size. They are made to have certain roles in different parts of our bodies. These cells group together to make/form tissues. Then these tissues make up organs that we obviously need. Different specialized cells include blood cells, nerve cells, and reproductive cells.
Explanation:
This isn't possible except you have a system where there isn't competition and the survival of the fittest in the aspect of the food chain
D. 3 this is because it is force over mass and 144/48 is equal to 3