Answer:the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution.
Explanation:
Brainliest?
The information about the basic unit of structure and function in all living things can be revealed by the cell theory. It says that all living things are made of cells which is a basic <span>basic unit of structure and function. I am pretty sure it will help you, regards!</span>
Fire is not composed of cells.
Explanation: According to the cell theory, the cell is the basic unit of structure and function in living things. If something is not composed of at least one cell, it is not living.