Three Subunits of a Protein Complex Have Been Resolved in a Two-Dimensional

question 33

Short Answer

Three subunits of a protein complex have been resolved in a two-dimensional polyacrylamide gel, as shown in the schematic drawing below. Indicate whether each of the following better describes the a, b, or c subunit. Your answer would be a three-letter string composed of letters a, b, and c only, e.g. cca.

( ) It has the smallest apparent molecular weight.
( ) It has the highest negative charge.
( ) It has the lowest isoelectric point.

---

Definitions:

Embryonic Stage

A critical phase in prenatal development that occurs from about the second to the eighth week after conception, where major organs and structures begin to form in the embryo.

First Trimester

The initial stage of pregnancy lasting from conception to 12 weeks, characterized by significant physical and developmental changes in the embryo.

Innate Involuntary

Refers to reflex actions or responses that are not learned and occur automatically without conscious thought.

Voluntary Behavior

Actions and responses that are under an individual's conscious control and decision-making.