What Kind of Lipophilic Hormone Stays Active in the Blood

Question

What kind of lipophilic hormone stays active in the blood the longest?​
A)​catecholamines
B)thyroid hormone
C)insulin
D)indoleamines
E)​steroids

Accepted Answer

Thyroid hormones are lipophilic and bind to plasma proteins, which significantly extends their half-life in the blood, making them stay active longer than other hormone types listed.

What kind of lipophilic hormone stays active in the blood the longest?​

What kind of lipophilic hormone stays active in the blood the longest?