Lipid bilayer - Study guides, Class notes & Summaries

The structure of the membrane is directly related to its? Ans: function Membranes Create ______ environments Ans: two : inside and out Membranes ultimately have to separate two ??? Ans: regions of water organelle membranes Ans: also separate their inner environment from the inside of the cell key property of water that influences the structure of membranes Ans: it's polar and partially changed and hydrophillic 2 Hydrophobic molecules can reorganize ____ Ans: water membrane lipids a...

APPLIED PATHOPHYSIOLOGY A CONCEPTUAL APPROACH TO THE MECHANISMS OF DISEASE 4TH EDITION BRAUN TEST BANK Applied Pathophysiology A Conceptual Approach to the Mechanisms of Disease 4TH Edition Braun Test Bank Chapter 1Introduction to Pathophysiology 1. The nucleus , which is essential for function and survival of the cell. A) is the site of protein synthesis B) contains the genetic code C) transforms cellular energy D) initiates aerobic metabolism 2. Although energy is not made in mitochondria, the...

Rush Advanced Pharmacology NSG 531 Exam 1 Questions with Correct Answers Drug a substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease and a substance, other than food, intended to affect the structure or any function of the body T/F most drugs are strong acids or strong bases F - most drugs are weak acids or weak bases what are the four things that the body does to a drug? 1. absorbs it 2. distributes it (think about it - most drugs don't hav...

Berne and Levy Physiology 7th Edition Koeppen Test Bank All Chapters ( Chapters 1-44 ) 1.The subcellular structure that degrades proteins is called the: A.Tight junction B.Mitochondria C.Lysosome D.Plasma membrane E.Ribosome ANS: C 2.An experiment is done to measure the uptake of an amino acid into a cell. The following data are obtained: If Na+ is removed from the extracellular bathing solution, or if a drug is added that prevents the cell from making adenosine triphosphate (AT...

Glycoproteins Ans: carbohydrate attatched to a protein (plays role in cell recognition as well as communication) carbohydrate Ans: long chains of sugars Glycolipids Ans: attached to lipid bilayer itself (plays role in cell recognition as will as communication) Phospholipid tails Ans: no polar, hydrophobic Phospholipid head Ans: polar, hydrophilic 2 peripheral protein Ans: (on outside) can release certain molecules cholesterol Ans: helps keep the rigidity, keeps things together ...

Biochem Module 5 Questions and Answers 100% Verified Glycerol contains how many carbon atoms? - 3 - 4 - 5 - 15 - 3 Which of the following are derived from or made from fatty acids? - Cholesterol - Carotenoids - Phosphoglycerides - Both A and B - Both A and C - Phosphoglycerides Triacylglycerols are made from a ________ and ________. - glycerol; cholesterol Correct! - glycerol; three fatty acids - ceramide; three fatty acids - ceramide; three cholesterols - carotenoid; two cholester...

Porth's Essentials of Pathophysiology 5th edition TEST BANK By Tommie With Verified Questions And Answers Graded A + Chapter 1 1.Although the basic structure of the cell plasma membrane is formed by a lipid bilayer, most of the specific membrane functions are carried out by: A) Bound and transmembrane proteins B) Complex, long carbohydrate chains C) Surface antigens and hormone receptors D) A gating system of selective ion channels Ans: A Feedback: The functions of plasma membra...

Phospholipid Bilayer Exam Questions And Correct Answers...

Test Bank Chapter 1. Cellular Biology MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of the following would also be observed by the student? a. A single circular chromosome b. A nucleus c. Free-floating nuclear material d. No organelles ANS: B The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within itsnucleus; thus, the nucleus should be observed. A single circular c...

Test Bank - Berne and Levy Physiology 7th Edition (Koeppen 2023/2024) Complete Guide Latest Version A+. Koeppen: Berne and Levy Physiology, 7th Edition Chapter 01: Principles of Cell FunctionTest Bank Multiple Choice 1. The subcellular structure that degrades proteins is called the: A. Tight junction B. Mitochondria C. Lysosome D. Plasma membrane E. Ribosome ANS: C 2. An experiment is done to measure the uptake of an amino acid into a cell. The following data are obtained: If Na+ ...