Answer: Relatively less abundant water on land makes survival difficult for terrestrial animals. All four problems stem from a lack of water. Terrestrial animals spend energy looking for water, which is not available easily. Terrestrial temperature fluctuates widely, so energy investments have to be made to keep body temperatures regulated.
Explanation:
Answer: SUBSTANCES CAN ALSO BE ELEMENTS
Explanation:
I'M SMART
There are no given choices nor a description on what has taken place in the Virtual Lab, however, possible reasons or combinations leading to hypertension are:
a. genetics and lifestyle - if a person has keens that have this disease and he does not maintain a positive lifestyle he is predisposed to this disease.
b. stress and environment - if a person is constantly exposed to a stressful situation, this could have an effect on his blood pressure, thus leading to hypertension.
The answer is D. multiple alleles