One of the Most Significant Breakthroughs in Pubertal Science in the Last

question 58

Multiple Choice

One of the most significant breakthroughs in pubertal science in the last three decades is the discovery of a small protein produced by cells in the hypothalamus. This protein plays a key role in the activation of the HPG axis and is called:

• A) kisspeptin.
• B) hugpeptin.
• C) lovepeptin.
• D) leptin.

---

Definitions:

Electron Donors

Atoms, molecules, or ions that provide electrons to other atoms, molecules, or ions during chemical reactions, often resulting in the reduction of the latter.

Alkylamine

A compound resulting from the replacement of one or more hydrogen atoms of ammonia (NH3) with alkyl groups.

α-Carbon

The first carbon atom attached directly to a functional group in an organic molecule.

Chemical Shift

A term used in nuclear magnetic resonance (NMR) spectroscopy to describe the change in the resonance frequency of a nucleus due to its chemical environment.