Facilitated diffusion - Study guides, Revision notes & Summaries

Seven specialized cellular functions: - ANSWER movement, conductivity, metabolic absorption, secretion, excretion, respiration, and reproduction Nucleus - ANSWER aids in cell division and control of genetic info, contains DNA (think the egg yolk) Ribosomes - ANSWER RNA-protein complexes; float freely in cytoplasm; provide sites for cellular protein synthesis; packages and modifies protein for transportation and secretion Endoplasmic Reticulum (ER) - ANSWER specializes in the synthesis and ...

Complete Test Bank The Human Body in Health and Illness 7th Edition by Barbara Herlihy Chapter 01: Introduction to the Human Body Herlihy: The Human Body in Health and Illness, 7th Edition MULTIPLE CHOICE 1. What is the branch of science that studies how the body functions? a. Anatomy b. Histology c. Pathology d. Physiology ANS: D 2. Which word comes from the Greek word meaning “to dissect”? a. Anatomy b. Histology c. Pathology d. Physiology ANS: A 3. Which of the follow...

BSC 1005 Midterm Exam - Questions and Answers Facilitated diffusion across a biological membrane requires _____ and moves a substance _____ its concentration gradient. Transport proteins Down. The act of a white blood cell engulfing a bacteruim is _____. Phagocytosis An enzymes function is dependent on its ______. Shape. Diffusion ______. Proceeds until equilibrium is reached. Which of the following processes could result in the net movement of a substance into a cell, if the substance is more ...

AQA A LEVEL BIOLOGY Paper 1 2024 What is the function of the cell membrane? - Correct Answer To control what enters and leaves the cell, acts as a barrier between the cell and its environment. What structural feature of the cell membrane allows substances to enter/leave? - Correct Answer Partially permeable What is the fluid mosaic model? - Correct Answer States that a membrane is a fluid structure (because phospholipids are constantly moving) with a "mosaic" of various proteins embedde...

Egan's Chapter 9 - The Respiratory System Questions With 100% Correct Answers. a. Continuous absorption of oxygen (O2) and excretion of carbon dioxide 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 What is...

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? ...

Chapter: Midterm Multiple Choice 1. Which of the following cellular exchange mechanisms requires adenosine triphosphate (ATP) and the use of a carrier protein? A) Facilitated diffusion B) Osmosis C) Active transport D) Simple diffusion Ans: C Complexity: Easy Ahead: Basic Cell Function and Structure Subject: Chapter 1 Title: Cellular Function 2. What is a key determinant of osmotic pressure? A) Water B) Sodium C) Albumin D) Glucose Ans: B Complexity: Easy Ahead: Basic Cell Fu...

Exam 2: BIOS 251 / BIOS251 (2024/ 2025 Update) Anatomy and Physiology I Review with Questions and Verified Answers| 100% Correct| Grade A -Chamberlain Q: Which of the following is needed in order for aerobic respiration to take place A. Carbon dioxide B. Oxygen C. Nitrogen D. Water Answer: Oxygen Q: Which of the following is a product of aerobic cellular respiration? (Select all that apply) A. Carbon dioxide B. Oxygen C. Nitrogen D. Water E. ATP Answer: A. Carbon dioxide...

UTA 2457 A&P 1 Chapter 1-5 Lab Activities Questions with 100% Verified Correct Answers 2024/2025 Which of the following is NOT a passive process? - Correct Answer Vesicular transport When the solutes are evenly distributed throughout a solution, we say the solution has reached _______. - Correct Answer Equilibrium Which of the following does NOT describe the plasma membrane? - Correct Answer Impermeable Which of the following requires a membrane-bound carrier for transport? - Correct A...