Answer:
c) Having a small population size
Explanation:
Endangered species are generally those whose population is declining or in a very limited range. Some of other characteristics of endangered species may also be habitat loss, indiscriminate hunting by man or predators, and disease.
It would create emotional and physical changes in the organism’s body
If we had no cilia in our trachea, our lungs would be filled with dust and microorganisms that we breathe in.
