Amphipathic - Study guides, Class notes & Summaries

OPTOPREP NBEO EXAM 2024 WITH 100% CORRECT ANSWERS If a thin lens with an index of 1.5 has a dioptric power of +4.00 in air, what is its power if placed in water? A) +1.18 diopters B) +11.76 diopters C) +1.36 diopters D) +4.00 diopters - correct answer C) +1.36 diopters Alpha helices and beta sheets are considered which level of protein structure? A) Quaternary B) Primary C) Tertiary D) Secondary - correct answer D) Secondary An amphipathic molecule will react in what manne...

How does one determine the number of covalent bonds an element will likely form? Correct Answer-The number of valence electrons What properties make water an excellent solvent? Correct Answer-Polarity, molecular shape, hydrogen bonding An amphipathic molecule contains what? Correct Answer-Both hydrophilic and hydrophobic zones We find an unknown liquid that is non-polar. When it is placed in water, what can we expect to happen? Correct Answer-The unknown liquid will not dissolve A ne...

Which of the following is NOT a component of the plasma membrane? a. Phospholipids b. Cholesterol c. Integral proteins d. Peripheral proteins e. Ribonucleic acids - ANSWER E _______________ is a term that describes both the polar and nonpolar nature of phospholipids. a. amphitheaters b. ambidextrous c. amphibolic d. amphipathic e. amphibious - ANSWER D Which of the following would cause an increase in van der Wal interactions within a membrane bilayer? a. Long unsaturated fat...

DAT Bootcamp - Cells and Organelles | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS what are the 3 main things in a cell membrane? - Answer - phospholipids; cholesterol; proteins what are the 2 types of membrane proteins? - Answer -integral; peripheral _____ membranes are embedded in the core of the plasma membrane - Answer -integral many integral proteins are _____ proteins, meaning they extend all the way through the membrane - Answer -transmembrane transmembr...

WATER Correct Answer-Many biochemical reactions that form biopolymers from monomeric units involve the removal of WATER Correct Answer-When monomers covalently attach to each other to form a macromolecule what product is often formed? CONFORMATION Correct Answer-Which of the following can be determine whether an enzyme is functional or not? HYDROGEN BONDS Correct Answer-Which of the following can be is an important noncovalent interaction in biochemistry? OXYGEN AND NITROGEN Correct ...

Biology 227- chapter 1, 2 and 3 Questions and Answers 100% Pass 4 most common elements in the body oxygen, carbon, hydrogen, and nitrogen (HONC) 4 types of lipids triglycerids, phopholipids, steroids, and eicosanoids 5 types of nitrogenous bases 1. single ring: cytosine, uracil, thymine 2. double ring: adenine, guanine a _____ accepts H+ when added to solution base (proton acceptor) abdomionpelvic cavity includes pelvic cavity, peritoneum, parietal peritoneum, visceral peritone...

TEST BANK FOR Pathophysiology The Biologic Basis For Disease in Adults and Children 9th Edition By McCance & Huether Complete All Chapters 1-50 () Which statement best describes the cellular function of metabolic absorption? a. Cells can produce proteins. b. Cells can secrete digestive enzymes. c. Cells can take in and use nutrients. d. Cells can synthesize fats. ANS: C In metabolic absorption, all cells take in and use nutrients and other substances from their surroundings. The remaining...

All possible Questions for chapter 10 UPDATED Exam Questions and CORRECT Answers Lipids may be either hydrophobic or ________. A) hydrophilic B) amphoteric C) inorganic D) amphipathic - CORRECT ANSWER- D

nonpolar endocrines IF covers short distances, endocrines travel in plasma What is the only type of ligand utilizing plasma binding protein? no! brings it TO the cell uber brings you to the store, not into it T or F? does plasma binding protein bring message into cell? nonpolar ligand + intracellular receptor = message transcription which pathway increases or decreases transcription? metabolize receptors (intracellular receptor, cannot be done with membrane bound how could we stop m...

Bio 227 Lecture Exam 1 Questions and Answers Already Passed 4 most common elements in the human body oxygen, carbon, nitrogen hydrogen 6 major classes of enzymes 1. Oxidoreductases- oxidizes or reduces eg moves electron around 2. Transferases- transfers a functional group eg phosphate/hydroxyl 3. Hydrolases- does a hydrolysis reaction by ripping apart molecules using water 4. Lyases-breaks bonds but without water 5. Isomerases-makes one isomer into another by changing shape 6. Lig...