How is a mature, functional insulin hormone different from its pro-hormone form?

Explanation

To understand the differences between mature insulin and its pro-hormone form, we can break down the information into several key points:

### Step-by-Step Solution:

1. **Definition of Pro-hormone and Mature Insulin**:
- Pro-hormone is the inactive precursor of a hormone. In the case of insulin, it is known as pro-insulin.
- Mature insulin is the active form of the hormone that regulates glucose levels in the blood.

...