Our sense of smell is due to activation of combinations of approximately 10 different groups of olfactory receptors with each group capable of sensing one primary type of odorant.

Question

Quizplus · Accepted Answer

Our sense of smell is due to the activation of combinations of approximately 400 different types of olfactory receptors, each capable of binding to a particular molecular feature of an odorant, not just 10 groups.

Our Sense of Smell Is Due to Activation of Combinations