Why do systems biologists define the lac operon as an AND gate?
A) It has both positive and negative regulatory components.
B) It only functions if two conditions are fulfilled.
C) Its function is additive,depending on stimulus.
D) It operates if glucose is present and lactose is absent.
E) It encodes both a transporter and a catalytic enzyme.

Question

Quizplus · Accepted Answer

An AND gate is a logic gate that only produces an output when two or more inputs are present. In the case of the lac operon, it only functions when lactose is present and glucose is absent, meaning that two conditions must be met for it to turn on. Therefore, it can be defined as an AND gate.

Why Do Systems Biologists Define the Lac Operon as an AND Gate