Question

1. which hormone acts to lower glucose in the blood and is involved in the disease called diabetes?

cortisol
insulin
thyroid hormones

Explanation:

Insulin is the hormone that lowers blood glucose. In diabetes, there are issues with insulin production (Type 1) or insulin action (Type 2). Cortisol raises blood glucose. Thyroid hormones regulate metabolism, not blood glucose levels directly.

Answer:

B. insulin