Read the following paragraph and determine if the hypothesis is true:

How to study the functions of protein hormones in humans<br>Define protein hormones. Protein hormones are a type of chemical compound in the body that regulate metabolism and cell function. They are derived from amino acids (the building blocks of proteins) and facilitate signaling between cells of the endocrine system and various other cells of the body.

 [I] Yes [II] It's impossible to say [III] No
Hypothesis: Protein hormones are hard to find under a microscope.



[II]