Cell Signalling

Question 1

What are the 3 phases of cell signalling?

Answer 1

Reception, transduction, response

Question 2

Describe a macromolecule in terms of the SBGM

Answer 2

Very large biochemical substance (protein, nucleic acid or complex sugar).
Represented by a rectangle with rounded corners

Question 3

Describe a simple chemical in terms of the SBGM

Answer 3

A small biochemical substance (atom, mono-atomic ion, salt, solid metal, etc.)
Represented by a circular container

Question 4

Describe a nucleic acid feature in terms of the SBGM

Answer 4

A fragment of a macromolecule carrying genetic information.

Represented by a rectangle with rounded corners

Question 5

What are the 3 major classes of cell surface receptor?

Answer 5

Ion-channel coupled receptor
G-protein-coupled receptor
Enzyme-coupled receptor

Question 6

What is the action/function of a cell surface receptor?

Answer 6

Transduction: conversion of extracellular signal to intracellular event.