Some Alpha-Hydroxy Acids Are Used in Cosmetics as an Exfoliating

question 52

Multiple Choice

Some alpha-hydroxy acids are used in cosmetics as an exfoliating agent to remove dead skin.  Which of the following compounds would be considered an alpha hydroxy acid?

---

Definitions:

Light-Dependent Reactions

The phase of photosynthesis where light energy is captured by chlorophyll and converted into chemical energy stored in ATP and NADPH, essential for the subsequent synthesis of glucose in the light-independent reactions.

Photosystem I

A complex found in the chloroplasts of plants, algae, and cyanobacteria that is involved in the light-dependent reactions of photosynthesis, capturing light energy to produce ATP and NADPH.

NADPH

Nicotinamide adenine dinucleotide phosphate, a coenzyme that plays a critical role in photosynthesis and fatty acid synthesis by carrying electrons.

Noncyclic Pathways

Metabolic pathways that do not recycle their starting molecule, leading to the production of end products.