The answer to this question is Vitamin D. Vitamin D is considered a vitamin and a hormone. Vitamin D can help develops the bones and teeth and it can also boost our immune system when a person have a sufficient amount of vitamin d in the body. Also vitamin d helps our immune system to resist diseases such as diabetes and cancer.
Kingdom
Organisms that belong to the same class must belong to the same animal
kingdom
Answer:
Gas giants have atmospheres composed primarily of hydrogen and helium.
A control group is going to be something that you don’t “experiment on or change. It is grown or watched under normal conditions. This way you have a medium to say how things are “supposed” to go.
The experimental group is going to be where you “experiment” and change the normal conditions to see what outcome will occur ( under different conditions then normal )
<em>C. It increases gene flow.</em>