In the construction of an expression vector, a signal sequence
A) allows for the expression of a gene in a particular tissue only.
B) allows the expression of a gene to be turned on or off.
C) allows the gene product to be directed to an appropriate location.
D) makes a gene responsive to hormonal stimulation.
E) will cause a gene product to be secreted.

Question

Quizplus · Accepted Answer

A signal sequence directs the gene product to a specific location, such as the plasma membrane, endoplasmic reticulum, or nucleus. This allows for proper function of the protein and can prevent accumulation of misfolded proteins.

In the Construction of an Expression Vector, a Signal Sequence