Here is the answer that would best complete the given statement above. Autonomic nervous system reactivity in humans appears to be e<span>xplaining the acquisition of phobias and other human behaviors. Hope this is the answer that you are looking for. Have a great day ahead!</span>
Where organisms are better adapted to their environments tend to survive and produce more kids!
With smelly feet, you can avoid people who are boring and dangerous (,like bullies),
Ur intercostle muscle between ur ribs
Answer
They have polygenic inheritance and are also affected by the environment factor.
Explanation
The trait of height and skin tone are controlled by different genes and are also affected by environmental factors. The skin tone and height within the population is not specific, both have wide ranges varies from high expression of the gene to less or even no expression of the gene. Mostly these factors are mostly affected by inheritance and less by environmental factors.