Passive diffusion Study guides, Class notes & Summaries

Of the following functions, which is most important for the glycoproteins and glycolipids of animal cell membranes? A)facilitated diffusion of molecules down their concentration gradients B)active transport of molecules against their concentration gradients C)maintaining the integrity of fluid mosaic membrane D)maintaining membrane at low temperatures E)a cell's ability to distinguish one type of neighboring cell from another - Answer-E)a cell's ability to distinguish one type of neighb...

UNE BioChem 1005 Final Exam Questions and Answers 100% Pass Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal c. Somatostatin activates an inhibitory G-protein Insulin mediated glucose uptake by muscle and adipose tissue is a result of which of the fo...

HESI Biology Version 2 Exam| Questions and Verified Answers| 100% Correct| 2023/ 2024 Update 1. Where does photosynthesis occur? ~ Answer: Chloroplast 2. What is it called when a cell shrinks ? ~ Answer: hypertonic( lower concentration) 3. Which of the following is not a nitrogenous base found in DNA ? ~ Answer: Uracil 4. What is the diffusion of water through a permeable membrane ? ~ Answer: osmosis 5. What type of nutrients exchange occurs wit...

integral proteins - correct answer Penetrate the hydrophobic interior of the lipid bilayer. Commerce via facilitated or active. peripheral protein - correct answer A protein loosely bound to the surface of a membrane or to part of an integral protein and not embedded in the lipid bilayer. Carbohydrate group - correct answer Linked with protein or lipids and function as adhesion. Cholesterol - correct answer Steroid common in cell membranes, also in many hormones. Functions as suppor...

MN 576 Final Exam Questions With Answers Latest Update 2023/2024 Graded 100%. During well-women visits for 21- to 29-year-old sexually-active women who report more than 1 sex partner within the past 6 months, all of the following are appropriate screening tests except: Question options: 1) Pap smear. 2) HPV testing. 3) Pelvic examination. 4) STI screening. Question Components of the antenatal screening test known as the "quad screen" include all of the following except: Question optio...

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+ ...

Chapter 8- Microbes and the Process of Infection 100% Verified Solution Microbiology - Answer->The study of microscopic organisms called microbes or micro organisms operating room: concerned with preventing infections medical microbiology - Answer->Study of infectious disease caused by micro organisms Pathology - Answer->Study of disease mechanisms, diagnosis, and treatment classifications from smallest to largest - Answer->species genus family order class phylum kingdom ...

What is the origin of the Earth? - Answer-Formed out of a solar nebula What are the origins of Life? - Answer-Archaea - the oldest origin of life on Earth What is kinetic energy? - Answer-The energy of motion What is heat energy? - Answer-Energy created by particles of matter rubbing together What is density? - Answer-A measurement of the amount of matter in a given volume of something. (mass per unit volume) What is convection? - Answer-Transfer of heat through currents caused by differen...

A+ blood is characterized by the absence of B-antigen After passing through the glottis inspired air then travels through the Larynx After sperm matures in the epididymis it goes where? Vas Deferens Average length of the female urethra 1-1.5 inches Bile aids in the digestion of Fat Where are blood cells produced? Red Bone Marrow Blood pH is measured by the gain and loss of Hydrogen Ions Blood type that can only receive blood of same type? ...

BIOL 1P91 Final Exam Questions And Verified Solutions What are the 3 general components that make up an atom? - ANS Protons Neutrons Electrons The sum of the atomic number and the number of neutrons is: - ANS 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 - ANS A) O-H bond in water A substance dissolvable in oil is said to be: - ANS Hydrophobic...