Biological membranes - Study guides, Class notes & Summaries

RNAS-C Exam 4 Practice Test 75 Questions with Verified Answers A couple expecting their second child is worried about Rh incompatibility. Their first child was Rh+. They have their blood typed. Which result would be cause for alarm? A) both parents Rh- B) both parents Rh+ C) man Rh- and woman Rh+ D) man Rh+ and woman Rh- - CORRECT ANSWER D) man Rh+ and woman Rh- Research indicates that allergies may actually be due to a mutation in the gene that encodes a skin protein called __________...

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In ...

Biology Leap 2025 Questions and Answers Already Passed plants and animals use __________ for maintaining structure within the cells carbohydrates composes enzymes , hormones , antibodies , and structural components proteins fats and oils made up of carbon hydrogen and oxygen lipids major source of energy , includes sugars and starches carbohydrates nitrogen containing compounds made up of chains of amino acids proteins composed of glycerol and fatty acid lipids direct the i...

BERNE AND LEVY PHYSIOLOGY 7 TH EDITION KOEPPEN ALL CHAPTERS(01-44) 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+ is removed from the extracellular bathing solution, or if a drug is added that...

1. Which of these show the relationship between [E] and time? A B C D E Correct Answer-D 2. In unsaturated fatty acids found biological membranes, the double bond is usually the A) cis configuration B) trans configuration C) none of the above Correct Answer-a 3. How does the addition of an enzyme to a chemical reaction affect the time required to reach equilibrium? A) Increases it B) Decreases it C) No effect Correct Answer-B 4. A sudden increase in the concentration of ...

Test Bank - Biochemistry: Concepts and Connections, 2nd Edition (Appling, 2019) Chapter 1-26 | All Chapters. Table of Contents Biochemistry and the Language of Chemistry The Chemical Foundation of Life: Weak Interactions in an Aqueous Environment The Energetics of Life Nucleic Acids Introduction to Proteins: The Primary Level of Protein Structure The Three-Dimensional Structure of Proteins Protein Function and Evolution Enzymes: Biological Catalysts Carbohydrates: Sugars, Saccharides, Glycans Li...

Cell Membranes TEST FILE QUESTIONS AND ANSWERS (By Catherine Ueckert) Multiple Choice 1. The compounds in biological membranes that form a barrier to the movement of hydrophilic materials across the membrane are a. integral membrane proteins. b. carbohydrates. c. lipids. d. nucleic acids. e. peripheral membrane proteins. Answer: c Textbook Reference: 6.1 What Is the Structure of a Biological Membrane? Page: 106 Bloom’s Category: 1. Remembering 2. The plasma membrane of an...

(COMPLETE) ATI RN LEADERSHIP PROCTORED EXAM 2019 VERSION 1, 2,3,4,5 & 6 (420 QUESTIONS ALL WITH CORRECT ANSWERS)| GUARANTEE A+ SCORE |VERIFIED|TEST BANK 2023 - 2024 VERSION 1 1. A nurse is assigned the following four clients for the current shift. Which of the following clients should the nurse assess first? A. A client who has a hip fracture and is in Buck‘s traction B. A client who has aspiration pneumonia and a respiratory rate of 28/min C. A client who has diabetes mellitus sta...

CPHON Exam 93 Questions with Verified Answers G1 - CORRECT ANSWER The first gap, or growth phase, of the cell cycle, consisting of the portion of interphase before DNA synthesis begins. Cell grows larger and produces ribosome and proteins. S - CORRECT ANSWER All 46 chromosomes are replicated in the cells nucleus G2 - CORRECT ANSWER The second gap, or growth phase, of the cell cycle, consisting of the portion of interphase after DNA synthesis occurs. DNA is condensed into rod form . (...

The amount of cholesterol in cell membranes varies from ~40% of lipids in the ______________ membrane to ~10% of lipids in the __________________ membranes correct answers The amount of cholesterol in cell membranes varies from ~40% of lipids in the plasma membrane to ~10% of lipids in the endoplasmic reticulum membranes What do high local concentrations of cholesterol do to phospholipids and membrane fluidity? correct answers prevent lateral movement of phospholipids and decrease membrane fl...