Amphipathic Study guides, Class notes & Summaries

Bio 115 Final Exam (Dr. Barry WVU) Questions and Answers 100% Pass Adjacent water molecules are connected by the ______ electrical attraction between the hydrogen of one water molecule and the oxygen of another water molecule Hydrogen bonds play a role in the _____ structure of proteins. Tertiary and Secondary Which of the following types of molecules are the major structural components of the cell membrane? Phospholipids and Proteins A hydrolysis reaction REQUIRES ... Select all ...

Dehydration Small molecules combine to form larger ones. For example: sugar monomers combine to form starch polymers Hydrolysis One larger molecule is split by the addition of H+ and OH- (from water) to the components Polymers large chains of identical molecular units strung together Monomers the units that serve as the building blocks of polymers Another name for a dehydration reaction is... condensation reaction Cells contain ___ major families of sma...

C correct answers Between the time when pre mRNA is generated and when introns are removed from it, a type of RNA called SnoRNA adds a methyl group to some bases in the pre mRNA. From what you know about RNA Processing, you would expect these enzymes to function in the: a. smooth ER b. rough ER c. nucleus d. cytoplasm e. a and b are correct A correct answers The name for cadherins is derived from the observation that extracellular Ca2+ is needed for cells to adhere tightly to one anot...

Biology 1201 LSU Exam 2: Pomarico Latest Version Graded A+ macromolecules large organic molecules which are usually polymers polymers large molecules consisting of many identical or similar subunits monomer subunit of a polymer most biological polymerization reactions are_____ condensation reactions aka dehydration synthesis reactions condensation reactions (dehydration synthesis) polymerization reactions in which the covalent linkage of the monomers is accompanies by removal...

BIO 203 final exam(2024 Latest Update)(Rated A+) List the 3 different fluid compartments of the body. - ANSWER Intracellular Fluid, Interstitial Fluid, Plasma What is the definition of homeostasis? - ANSWER The regulation of the body's internal environment in a narrow range Describe the difference between intrinsic and extrinsic regulation - ANSWER Intrinsic is local to the regulated area. Extrinsic is regulating an area from somewhere else usually the nervous or endocrine system. ...

The central dogma of molecular biology refers to transcription and translation. Transcription completes the process using DNA's to make_____whereas translation is using_____to make proteins. - RNA's, RNA's Cell membrane is formed by two layers of phospholipids. Therefore, the thickness of cell membrane is within the size range of - Macromolecules most elements are neutral because they have equal number of electrons and protons. Normal carbon 12C, has 6 electrons, 6 proton, and 6 neutron...

UNDERSTANDING PATHOPHYSIOLOGY 6th EDITION BY HUETHER TEST BANK WITH ALL COMPLETE CHAPTERS 2024. Chapter 01: Cellular Biology Huether & McCance: Understanding Pathophysiology, 6th Edition MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNA with 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 cel...

BIOL 1P91 Final Exam Real Questions With Answers What are the 3 general components that make up an atom? - ANSWER Protons Neutrons Electrons The sum of the atomic number and the number of neutrons is: - ANSWER A (the atomic number) Mass Number Which of the following is/ are a polar bond? A) O-H bond in water * B) C-O in CO2 C) N-N in N2 D) all of the above E) two of the above - ANSWER A) O-H bond in water A substance dissolvable in oil is said to be: - ANSWER Hydrophobic -...

What are the three types of membrane proteins? correct answer: 1) Peripheral 2) Integral 3) Lipid anchored What are peripheral membrane proteins? correct answer: - Adhere to surface of lipid membranes or integral membrane proteins through non-covalent interactions - Can be removed using milder conditions What is the signature amino acid sequence for amphipathic helices? correct answer: P-P-NP-NP-P-P-NP-NP alternating polar and non-polar aa What are integral membrane proteins? ...

BIOL 1P91 Final Exam Real Questions With Answers What are the 3 general components that make up an atom? - ANSWER Protons Neutrons Electrons The sum of the atomic number and the number of neutrons is: - ANSWER A (the atomic number) Mass Number Which of the following is/ are a polar bond? A) O-H bond in water * B) C-O in CO2 C) N-N in N2 D) all of the above E) two of the above - ANSWER A) O-H bond in water A substance dissolvable in oil is said to be: - ANSWER Hydrophobic -...