The theory of natural selection was first expounded by Charles Darwin and today it is believed to be the main process that brings about evolution.
This process is defined as the process whereby organisms who better adapt to their environment tend to survive and produce more offspring.
Hence, according to this statement, option C is correct.
More organisms are born than can survive.
Answer:
the Sympatric speciation is the evolution of a new species from a surviving ancestral species while both continue to inhabit the same geographic region
Answer;
Transport substances throughout an organism.
The cytoplasm in a single celled organism and the circulatory system in a human both transports substances throughout an organism.
Explanation;
Circulatory system carries blood to the cells of the body to distribute oxygen and nutrients and pick up cell wastes. It consists of the heart, blood vessels and the blood.
Cytoplasm in a single cell helps in the transport of materials such as nutrients, through out the cell.
Nearly 99% of the mass of your human body consists of just 6 chemical elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Another 5 elements make up most of the last percentage point: potassium, sulfur, sodium, chlorine, and magnesium
Critical period because they had fully developed their vision