<span>Anything in an organism's environment that causes it to react is called a STIMULUS. A stimulus is defined as an impulse that evokes a specific functional response from an organism. In living organisms, stimulus can occur both internally and externally. Stimulus generate appropriate response in living organisms. Thus, the correct option is C.</span>
The answer to the question is c
Answer: idk if this is what you want but there are currently about 7.7 billion people on earth rn
The answer is; genetic diversity
Genetic diversity is the number of genetic characteristics in a population. Genetic diversity is important in a population especially in its adaptability to a changing environment. The diversity is acted upon by natural selection and enables the population to evolve with the changing environment.