Chapter 6, Problem 25RA

Summary Introduction

To review:

Various types of regulatory molecules and their targets.

Introduction:

Regulatory molecules are categorized in two types: activators and inhibitors. Activators increase the activity of the enzymes and inhibitors decrease the activity of the enzymes. Cells communicate with each other via chemical messengers. These chemicals are regulatory molecules secreted by the neurons and the endocrine gland. These are also released by the cells of an organ.