Active diffusion Study guides, Class notes & Summaries

AC-HPAT Exam Prep 2023 with complete solution;Biology, Chemistry, Physics, Math Most of the cell membrane's specific functions are controlled by: Proteins Alcoholic Fermentation is a form of: Anaerobic Respiration Phagocytosis is a form of: Endocytosis What is a pyruvate? Pyruvate is an important chemical compound in biochemistry. It is the output of the metabolism of glucose known as glycolysis. One molecule of glucose breaks down into two molecules of pyruvate, which are then used to...

Chapter 03: The Alimentary Canal: Digestion and Absorption Stegeman: The Dental Hygienist’s Guide to Nutritional Care, 5th Edition MULTIPLE CHOICE 1. Each is a portion of the alimentary canal, except one. Which is the exception? a. Oral cavity b. Pharynx c. Larynx d. Esophagus e. Small intestine ANS: C The larynx is not a portion of the alimentary canal. This tubular structure is approximately 30-ft long and comprises all the body parts through which food passes. DIF...

a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide Answer What is the primary purpose of the respiratory system? a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide b. Filtering to prevent allergens and microbes from reaching the lungs c. Transport oxygenated blood to the tissues d. Warm and humidify inspired gas d. Exchange of gases between the blood and the tissue Answer What is meant by "internal respiration"? a. Any gas exchange that occurs ...

PATHOPHYSIOLOGY 9TH EDITION MCCANCE TEST BANK 2023. Chapter 1: Cellular Biology MULTIPLE CHOICE 1. Which statement best describes the cellular function of metabolic absorption? a. Cells can produce proteins. c. Cells can take in and use nutrients. b. Cells can secrete digestive enzymes. 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 options are not inclusive in their description...

transport proteins - are responsible for controlling passage across the membrane fluid mosaic model - The membrane is a mosaic of protein molecules bobbing in a fluid bilayer of phospholipids fatty acid tails - nonpolar, hydrophobic fatty acid heads - hydrophilic, polar periphial proteins - bound to the surface of the membrane integral proteins - penetrate the hydrophobic core (ones that span the membrane are transmembrane protiens How do cells recognize each other? - by binding to molec...

NURS 6521 Midterm Exam 2023 Walden University NURS 6521 Midterm Exam: Advanced Pharmacology: Walden University (FOR 100% CORRECT ANSWER CHECK THE LAST PAGE) 1. Which of the following patients demonstrates the clearest indication for treatment with prednisone? A) A 66-year-old woman whose history of smoking has culminated in a diagnosis of emphysema B) A 70-year-old man whose rheumatoid arthritis has not responded to OTC pain relievers C) A 12-year-old boy whose long-standing fatigue...

Portage Learning A&P I Final Exam Question and answer rated A+ 2023List two organs contained in the abdominal cavity. The abdominal cavity contains the stomach, intestines, spleen and liver True or False? a. Cellular respiration occurs in the mitochondria. (T or F) b. The purpose of cellular respiration is to produce ATP. (T or F) c. Integral proteins are only found on the inner surface of a cell membrane. (T or F) d. Endocytosis is the process that occurs to eject biomacromolecule...

STUDENT NAME : MAHLATSE ALPHEOUS NGOBENI STUDENT NUMBER : MODULE : DPR2602 MODULE NAME : COMMUNICATION THEORY ASSIGNMENT NO. : 01 UNIQUE CODE : SEMESTER : 01 YEAR : 2022 lOMoARcPSD| 2 DECLARATION OF OWN WORK I, Mahlatse Alpheous Ngobeni (NAME and SURNAME) confirm that:  this MODULE contains my own, original ideas and work  those ideas, or work, that are not my own, have been cited through the prescribed referencing system which I have familiarised ...

BIO 250 | Microbiology Final Exam Questions and Answers (Graded A+ 2023) Straighterline. An irregular cluster of spherical cells would be called a/an a. Palisades b. Sarcina c. Staphylococcus d. Streptococcus e. Spirilla 2. The study of the immune response to infection caused by microorganisms is a. Hypersensitivity b. Epidemiology c. Immunology d. Morbidity e. Geomicrobiology 3. What is the maximum number of electrons in the first energy shell of an atom? a. 2 b. 4 c. 8 d. 18 e...

NURS 6521 Midterm Exam 2024/25 Walden University NURS 6521 Midterm Exam: Advanced Pharmacology: Walden University (FOR 100% CORRECT ANSWER CHECK THE LAST PAGE) 1. Which of the following patients demonstrates the clearest indication for treatment with prednisone? A) A 66-year-old woman whose history of smoking has culminated in a diagnosis of emphysema B) A 70-year-old man whose rheumatoid arthritis has not responded to OTC pain relievers C) A 12-year-old boy whose long-standing fatigue and malai...

PATHO- NURS 8022 EXAM 1 QUESTIONS & ANSWERS (2023/2024)(VERIFIED ANSWERS)EXAM 1 PATHO- NURS 8022 QUESTIONS & ANSWERS (2023/2024)(VERIFIED ANSWERS) Negative Feedback - ANSWER Promotes stability; cancels out the original response. Ex: High FSBS, increased insulin by the pancreas Positive Feedback - ANSWER Promotes a change in one direction; instability, DISEASE. Ex: Blood clotting, platelet cascade Proteins - ANSWER Provide selectivity to a membrane Integral proteins - ANSWER channel...

why are membranes called phospholipid bilayers? - Answer-phospholipids have hydrophilic head and hydrophobic tail, hydrophobic face inside of cell making 2 layers what is meant by fluid mosaic? - Answer-Mosaic of proteins drifting laterally in fluid bilayer of phospholipids how are membranes adjusted for different temperatures? - Answer-membrane fluidity adjusted by changing the ratio of unsaturated to saturated fatty acids how do the relative amounts of saturated and unsaturated fats chan...