Question

Living systems are incredibly diverse in size, shape, environment, and behavior. It is estimated that there are between 10 million and 100 million different species. Despite this wide variety of organisms, it remains difficult to define what it means to say something is alive. Which of the following can be described as the smallest living unit?

Answer 1

Answer:

Cells

Explanation:

Based on the information provided within the question it can be said that the smallest living unit known to man is called a cell. In the context of Biology, this is considered the basic building block of all living things, from microscopic single-celled organisms to the human body which contains trillions of cells which make up our whole body.