Chapter 50.4, Problem 3CC

Summary Introduction

To predict: Whether a mutation in the mice have acted in the signaling pathway that had disrupted its ability to taste bitter, umami and sweet, but not salty and sour.

Concept introduction: Animals utilize their senses (chemical) for various purpose like recognizing the territory (marked), finding mates and navigating at the time of migration and in many other things. In all the animals, for the purpose of feeding behavior, chemical senses are essential. Perceptions of taste (gustation) depends upon the chemoreceptors.