Answer the following question given this paragraph: 

CHAPTER SUMMARY 37.1 Types of Hormones There are three basic types of hormones: lipid-derived, amino acid-derived, and peptide. Lipid-derived hormones are structurally similar to cholesterol and include steroid hormones such as estradiol and testosterone. Amino acid-derived hormones are relatively small molecules and include the adrenal hormones epinephrine and norepinephrine. Peptide hormones are polypeptide chains or proteins and include the pituitary hormones, antidiuretic hormone (vasopressin), and oxytocin.


Q: There are three basic types of hormones: lipid-derived, amino acid-derived, and what?

 Choices:

- manipulated

- secreted

- acidic

- peptide

A:
peptide
