Answer:
Natural Selection is an evolutionary process that caused the increment of dark-coloured Biston betularia moths in England. It happened due to increase of air pollution in the industries. The bark of the trees became darker because of the deposition of pollutants.
In order to save itself from predators, the species of Biston betularia evolved itself to a dark coloured species so that the predators gets confused between the bark of the tree and the Biston betularia.
Answer:
Starvation
Explanation:
Hormones like Insulin, which are anabolic are low during starvation. While Glucagon and epinephrine are high which promote catabolism.
Explanation:
Answer is 2
It is a nonselective process, so it might cause an allele to disappear from the gene pool by chance.
I hope it's helpful!!
Answer and Explanation: The excretory system helps the respiratory system by getting rid of carbon dioxide. The respiratory system helps the excretory system by getting rid of CO2 from the body. They both need each other and if one or the other did not exist, we might've not been able to survive. Tis demonstrates how vital they are for the human body.
Answer:


What is carbon hydro

<h3><u>A hydrocarbon is a molecule whose structure includes only hydrogen and carbon atoms</u></h3>
Explanation:
<h3> <u>
<em>The carbon atoms join together to form the framework of the compound, and the hydrogen atoms attach to them in many different configurations.</em></u></h3><h3><u>
<em /></u></h3><h3><u>
<em /></u>

<u>
<em /></u></h3>