In the second cycle of what?
Genes, otherwise known as DNA is located inside of a cell nucleus. And... theres no telling where it comes from.
<h2>Answer:</h2>
The Beta cells of the pancreas are present in the areas of the pancreas known as "Islets of Langerhans" and known as Beta cells in everyday and scientific world.
These Beta cells are critical because they produce "Insulin" that normalize the glucose level in blood. Due to any defect in Beta-cell, we can suffer from diabetes mellitus.
A: because if we keep doing what we are to the world it will keep getting hotter and hotter