EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
7th Edition
ISBN: 9780100853188
Author: STOKER
Publisher: YUZU
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 19.10, Problem 4QQ
Interpretation Introduction
Interpretation: The biochemical function for the cholesterol present in cell membranes has to be stated.
Concept introduction: Cholesterol is a type of membrane lipids. One of the components of cell membranes is cholesterol. It is the most abundant steroid in the human body. It regulates the rigidity of cell membranes.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Membrane proteins perform the following functions EXCEPT one. Which
One?
A. form the glycocalyx
B. act as receptor proteins
C. form pores to allow the passage of small solutes
D. behave as enzymes.
which one of the following diffuses more readily through the lipid bilayer of a plasma membrane
a. polar molecules
b. non polar molecules
c. ionized molecules
d. water
a. Substance X is transported by passive transport and Substance Y is transported by active transport
b. Substance X is transported by active transport and Substance Y is transported by passive transport
c. Substance X is transported by active transport and Substance Y is transported by active transport
d. Substance X is transported by passive transport and Substance Y is transported by passive transport
Chapter 19 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
Ch. 19.1 - Prob. 1QQCh. 19.1 - Which of the following is not a biochemical...Ch. 19.1 - The saponifiable/nonsaponifiable classification...Ch. 19.2 - Prob. 1QQCh. 19.2 - Prob. 2QQCh. 19.2 - Prob. 3QQCh. 19.2 - Prob. 4QQCh. 19.3 - Prob. 1QQCh. 19.3 - Prob. 2QQCh. 19.4 - How many structural subunits are present in the...
Ch. 19.4 - Prob. 2QQCh. 19.4 - How many different simple triglyceride molecules...Ch. 19.4 - Prob. 4QQCh. 19.4 - Prob. 5QQCh. 19.4 - Unsaturated fatty acid residues are structural...Ch. 19.5 - Prob. 1QQCh. 19.5 - Prob. 2QQCh. 19.5 - Prob. 3QQCh. 19.6 - Prob. 1QQCh. 19.6 - Prob. 2QQCh. 19.6 - Prob. 3QQCh. 19.6 - Prob. 4QQCh. 19.6 - Prob. 5QQCh. 19.6 - Prob. 6QQCh. 19.7 - Based on biological function, phospholipids are...Ch. 19.7 - Prob. 2QQCh. 19.7 - Which of the following statements about the...Ch. 19.7 - When the head and two tails structural model is...Ch. 19.7 - Prob. 5QQCh. 19.7 - Prob. 6QQCh. 19.8 - The number of structural building blocks present...Ch. 19.8 - Prob. 2QQCh. 19.9 - Prob. 1QQCh. 19.9 - Which of the following types of membrane lipids...Ch. 19.9 - Prob. 3QQCh. 19.10 - Which of the following is a correct representation...Ch. 19.10 - Prob. 2QQCh. 19.10 - Prob. 3QQCh. 19.10 - Prob. 4QQCh. 19.10 - Which of the following membrane transport...Ch. 19.11 - Which of the following statements concerning bile...Ch. 19.11 - Which of the following statements concerning...Ch. 19.12 - Prob. 1QQCh. 19.12 - Prob. 2QQCh. 19.12 - Prob. 3QQCh. 19.13 - Prob. 1QQCh. 19.13 - Aspirin reduces inflammation and fever by...Ch. 19.13 - Prob. 3QQCh. 19.14 - Prob. 1QQCh. 19.14 - Prob. 2QQCh. 19.14 - Prob. 3QQCh. 19.15 - In which of the following pairs of lipid types are...Ch. 19.15 - Prob. 2QQCh. 19.15 - Prob. 3QQCh. 19 - Indicate whether each of the following general...Ch. 19 - Indicate whether each of the following general...Ch. 19 - Would you expect lipids to be soluble or insoluble...Ch. 19 - Would you expect lipids to be soluble or insoluble...Ch. 19 - What is the biochemical function category for each...Ch. 19 - What is the biochemical function category for each...Ch. 19 - Classify each of the following fatty acids as...Ch. 19 - Classify each of the following fatty acids as...Ch. 19 - Classify each of the following fatty acids as...Ch. 19 - Classify each of the following fatty acids as...Ch. 19 - Prob. 19.11EPCh. 19 - Prob. 19.12EPCh. 19 - Prob. 19.13EPCh. 19 - Prob. 19.14EPCh. 19 - Prob. 19.15EPCh. 19 - Classify each of the fatty acids in Problem 19-14...Ch. 19 - Draw the condensed structural formula for the...Ch. 19 - Draw the condensed structural formula for the...Ch. 19 - Prob. 19.19EPCh. 19 - Using the information given in Table 19-1, assign...Ch. 19 - What is the relationship between carbon chain...Ch. 19 - What is the relationship between degree of...Ch. 19 - What structural change is associated with the...Ch. 19 - Why does the introduction of a cis-double bond...Ch. 19 - In each of the following pairs of fatty acids,...Ch. 19 - In each of the following pairs of fatty acids,...Ch. 19 - What are the four structural subunits that...Ch. 19 - Draw the general block diagram for a...Ch. 19 - Prob. 19.29EPCh. 19 - Prob. 19.30EPCh. 19 - Draw the condensed structural formula of a...Ch. 19 - Draw the condensed structural formula of a...Ch. 19 - Draw block diagram structures for the four...Ch. 19 - Draw block diagram structures for the three...Ch. 19 - Identify, by common name, fatty acids present in...Ch. 19 - Identify, by common name, fatty acids present in...Ch. 19 - Prob. 19.37EPCh. 19 - Prob. 19.38EPCh. 19 - Prob. 19.39EPCh. 19 - Prob. 19.40EPCh. 19 - Prob. 19.41EPCh. 19 - Prob. 19.42EPCh. 19 - Prob. 19.43EPCh. 19 - Prob. 19.44EPCh. 19 - Prob. 19.45EPCh. 19 - Prob. 19.46EPCh. 19 - For each of the triacylglycerol molecules in...Ch. 19 - For each of the triacylglycerol molecules in...Ch. 19 - What are the general names for the products...Ch. 19 - What additional products are formed when a...Ch. 19 - Classify each of the reaction situations in...Ch. 19 - Prob. 19.52EPCh. 19 - Draw condensed structural formulas for all...Ch. 19 - Draw condensed structural formulas for all...Ch. 19 - Prob. 19.55EPCh. 19 - Draw condensed structural formulas for all...Ch. 19 - Why can only unsaturated triacylglycerols undergo...Ch. 19 - Prob. 19.58EPCh. 19 - How many molecules of H2 will react with one...Ch. 19 - How many molecules of H2 will react with one...Ch. 19 - Prob. 19.61EPCh. 19 - Prob. 19.62EPCh. 19 - Prob. 19.63EPCh. 19 - Prob. 19.64EPCh. 19 - Prob. 19.65EPCh. 19 - Prob. 19.66EPCh. 19 - Prob. 19.67EPCh. 19 - Prob. 19.68EPCh. 19 - The following is a block diagram for a...Ch. 19 - Prob. 19.70EPCh. 19 - Prob. 19.71EPCh. 19 - Prob. 19.72EPCh. 19 - Prob. 19.73EPCh. 19 - Indicate whether each of the following statements...Ch. 19 - Based on the head and two tails model for the...Ch. 19 - Based on the head and two tails model for the...Ch. 19 - Prob. 19.77EPCh. 19 - Prob. 19.78EPCh. 19 - Prob. 19.79EPCh. 19 - Prob. 19.80EPCh. 19 - Prob. 19.81EPCh. 19 - Prob. 19.82EPCh. 19 - Prob. 19.83EPCh. 19 - Prob. 19.84EPCh. 19 - Which of the terms triacylglycerol,...Ch. 19 - Prob. 19.86EPCh. 19 - Prob. 19.87EPCh. 19 - Which of the terms triacylglycerol,...Ch. 19 - Prob. 19.89EPCh. 19 - Prob. 19.90EPCh. 19 - Prob. 19.91EPCh. 19 - Prob. 19.92EPCh. 19 - Prob. 19.93EPCh. 19 - Prob. 19.94EPCh. 19 - Prob. 19.95EPCh. 19 - Prob. 19.96EPCh. 19 - Give numerical answers to the following questions...Ch. 19 - Prob. 19.98EPCh. 19 - Prob. 19.99EPCh. 19 - Prob. 19.100EPCh. 19 - In a dietary context, what is the difference...Ch. 19 - Prob. 19.102EPCh. 19 - Prob. 19.103EPCh. 19 - Prob. 19.104EPCh. 19 - Indicate whether each of the following statements...Ch. 19 - Indicate whether each of the following statements...Ch. 19 - What is the function of unsaturation in the...Ch. 19 - Prob. 19.108EPCh. 19 - Prob. 19.109EPCh. 19 - Prob. 19.110EPCh. 19 - Prob. 19.111EPCh. 19 - Prob. 19.112EPCh. 19 - Prob. 19.113EPCh. 19 - Prob. 19.114EPCh. 19 - Prob. 19.115EPCh. 19 - Prob. 19.116EPCh. 19 - Prob. 19.117EPCh. 19 - Prob. 19.118EPCh. 19 - Prob. 19.119EPCh. 19 - Prob. 19.120EPCh. 19 - Prob. 19.121EPCh. 19 - Prob. 19.122EPCh. 19 - Prob. 19.123EPCh. 19 - Prob. 19.124EPCh. 19 - What is the medium through which bile acids are...Ch. 19 - What is the chemical composition of bile?Ch. 19 - At what location in the body are bile acids stored...Ch. 19 - Prob. 19.128EPCh. 19 - Prob. 19.129EPCh. 19 - Prob. 19.130EPCh. 19 - Prob. 19.131EPCh. 19 - Prob. 19.132EPCh. 19 - Prob. 19.133EPCh. 19 - Prob. 19.134EPCh. 19 - Prob. 19.135EPCh. 19 - Prob. 19.136EPCh. 19 - Prob. 19.137EPCh. 19 - Prob. 19.138EPCh. 19 - Draw the structure of an anabolic steroid with the...Ch. 19 - Prob. 19.140EPCh. 19 - What is the major structural difference between a...Ch. 19 - What is the major structural difference between a...Ch. 19 - Prob. 19.143EPCh. 19 - What structural feature distinguishes a...Ch. 19 - Classify each of the following types of lipids as...Ch. 19 - Classify each of the following types of lipids as...Ch. 19 - Prob. 19.147EPCh. 19 - Prob. 19.148EPCh. 19 - Prob. 19.149EPCh. 19 - Draw the condensed structural formula of a wax...Ch. 19 - Prob. 19.151EPCh. 19 - Biological waxes have a head and two tails...Ch. 19 - Which of the substance categories biological wax,...Ch. 19 - Which of the substance categories biological wax,...Ch. 19 - Prob. 19.155EPCh. 19 - Prob. 19.156EPCh. 19 - Prob. 19.157EPCh. 19 - Indicate whether or not each of the following...Ch. 19 - Prob. 19.159EPCh. 19 - Prob. 19.160EPCh. 19 - Prob. 19.161EPCh. 19 - Prob. 19.162EP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Describe ONE modification that could happen to the phospholipids in a membrane that would increase the permeability of the membrane to small non-polar molecules such as oxygen gas. Explain why this modification would increase membrane permeability.arrow_forwardFor the following modes of transport for membranes, tell whether the flow is with or against chemical potenial. Meaning +deltaG or -deltag A. Passive Diffusion B.Faciliated Diffusion C.Active Transportarrow_forwardwhich of the following statements is correct about the movement of water across a plasma membrane a. it cannot pass through any ion channels b. it moves through the membrane via mediated transport c. even though it a polar molecule, it moves readily through the nonpolar lipid bilayer d. artificial lipid membranes are impermeable to waterarrow_forward
- As you likely know, the lysosome is filled with hydrolyzing enzymes. As a result, the environment inside is held constant at a pH of 2 to protect the rest of the cell should the lysosome rupture. i. Based on our discussion of chemical reactions in class, define the term hydrolyzing. ii. Name the major class of macromolecules that enzymes belong to. iii. Based on the pH of the lysosome compared to the rest of the cell, how does the cell's proton [H+] concentration compare (i.e. is it higher or lower)? note: There are no dots or arrows associated with this model. CECEarrow_forwardThe plasma membrane is composed of a variety of lipid molecules. 1. Phosphatidylethanolamine 2. Phosphatidylcholine 3. Phosphatidylinositol 4. Phosphatidylserine 5. Sphingomyelin 6. Glycolipids 7. Cholesterol. Which lipids contain sugar molecules?arrow_forwardThe tails of the phospholipids of the plasma membrane are composed of _____ and are _____? a. phosphate groups; hydrophobic b. fatty acid groups; hydrophilic c. phosphate groups; hydrophilic d. fatty acid groups; hydrophobicarrow_forward
- Using the answer code on the right, indicate which membrane component is responsible for the function in question: 1. channel formation____________________________________ (a) lipid bilayer 2. barrier to passage of water- __________________ (b) proteins soluble substances ____________________________________ (c) carbohydrates 3. receptor sites 4. membrane fluidity 5. recognition of self 6. membrane-bound enzymes 7. structural boundary 8. carriersarrow_forwardThe presence of cholesterol regulates the in animal cells. Ca. fluidity of a membrane b. polarity of a membrane c. structure of a membranearrow_forwardDefine the following terms: a. lipid bilayer b. fluid mosaic model c. membrane fluidity d. flippase e. floppasearrow_forward
- A membrane consists of 50% protein by weight and 50% phosphoglycerides by weight. The average molecular weight of the lipids is 800 Da, and the average molecular weight of the proteins is 50,000 Da. Calculate the molar ratio of lipid to protein.arrow_forwardWhich of following statements is true? A. Polar molecules cannot simply diffuse across the cell membrane. B. Non-polar molecules cannot simply diffuse across the cell membrane C. Polar molecules cannot enter the extracellular space. D. Non-polar molecules cannot enter the extracellular space.arrow_forwardIn an experiment, a 0.001 (mole fraction) solution of polysaccharide in water is made and is placed in the compartment A (see Figure below). Compartment B is filled with pure water. The two compartments are separated by a porous semi-permeable membrane that allows the exchange of water molecules between the two compartments, but not that of the larger polysaccharide molecules a) Show that the chemical potential of water in compartment A is lower than that in compartment B by 2.48 J/mol. b) As a result of this chemical potential difference, water molecules will move from compartment B to compartment A. This causes the pressure in compartment A, relative to that in B, to increase. How would this affect the chemical potential of water in compartment B? When would the diffusion of water from B to A cease (i.e. equilibrium is achieved)? c) Using your answer to part (b), work out the difference between the pressure in compartment A and B when…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage LearningConcepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
Biomolecules - Protein - Amino acids; Author: Tutorials Point (India) Ltd.;https://www.youtube.com/watch?v=ySNVPDHJ0ek;License: Standard YouTube License, CC-BY