Essential Cell Biology, 4th Edition

by Alberts, Bruce; Bray, Dennis; Hopkin, Karen; Johnson, Alexander D,; Lewis, Julian; Raff, Martin; Roberts, Keith; Walter, Peter

Published by Garland Science

ISBN 10: 0815344546

ISBN 13: 978-0-81534-454-4

Chapter 11 - Membrane Structure - Questions - Page 382: Question 11-10 E

Answer

Bilayer has intermediate fluidity and heterogeneous thickness

Work Step by Step

If molecules are intermixed, fluidity is unchanged but the saturated lipids will aggregate more with each other and pack tighter. Microdomains or lipid rafts (ordered domains with saturated lipids and cholesterol) will form.. Overall bilayer has intermediate fluidity and heterogeneous thickness

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