Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 11 - 11.5 - Concept Check - Page 231: 2


In general, mistimed apoptosis would result if the signal inducing it was perceived or seemed to be perceived at the wrong time. This could result either from mistimed-release of the signal or, more likely, defective proteins early in the process of apoptosis (especially receptors) which were stuck in always-- or too frequently --"on" mode due to a mutation.

Work Step by Step

This highlights the importance of having all parts of signal transduction working properly. A defective receptor could lead to overactivity and problems resulting from that.
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