Answer:
<em>Organelles are specialized structures that perform various jobs inside cells. The term literally means “little organs.” In the same way organs, such as the heart, liver, stomach, and kidneys, serve specific functions to keep an organism alive, </em><em>organelles serve specific functions to keep a cell alive.</em>
<em>Explanation:</em>
Members of the same species found in an ecosystem are called a
B: population
Answer:
Cells are the basic building blocks of living things. The human body is composed of trillions of cells, all with their own specialised function.