Which of the following functional groups is not a common linkage between lipids and proteins that can tether proteins to the surface of a cell membrane?
a. amide
b. thioamide
c. alkene
d. none
e. sulfide
These are the common type of linkages between proteolipids i.e between protein and lipid molecules. The most common linkages include amide, thioamide and sulfide. The linkage which is not used is alkene linkage.
Which of the following functional groups is not a common linkage between lipids and proteins that...
Which of the following functional groups will be found in the molecule, LSD, shown below? (a) Amine (b) Alkene (c) Ether (g) Benzene D (h) Alcohol 0) Ester Select all possible options that apply. (d) Alkyne (e) Amide (f) Ketone (1) Carboxylic Acid (k) Aldehyde
< Question 16 of 17 Su Which of the following functional groups is NOT present in morphine (shown below)? НО. A) ether B) alcohol O Н. Н. C) alkene N-CH3 D) amide HOY E) amine
Identify functional groups of the above molecules using the table given. Identify the functional groups in the following molecules. (Use names from the table below. List each class of functional group only once. If there are fewer than 3 functional groups, lcave an appropriate number of answer boxes empty.) OH а) NH2 phenylalanine Cн-он b) NHCH Structures of Some Common Functional Groups Name Structure Name Structure X Alkene Nitro Alkyne C C Thiol Aldehyde Arene Halide Ketone (XF, CI, Br,...
Which of the following statements are true? a. All membrane proteins are bound to the interior of the membrane. b. Both proteins and lipids undergo transverse diffusion from the inner to outer leaflets. c. Some proteins and lipids undergo lateral diffusion along the surface of the membrane. d. Carbohydrates are found covalently attached to molecules on the outside of the membrane. e. The term 'mosaic' describes a highly-ordered region of the membrane rich in cholesterol and sphingolipids.
38. Which of the following is NOT a known function of lipids or fatty acids in eukaryotes? a. Storage of vitamins b. Catabolic enzymes c. Endocrine Hormones d. Phospholipid Bilayer 39. True or False: Cellular membranes exist as fluid mosaics, meaning the lipids become somewhat like a liquid moving membrane proteins & adjusting their fluidity. a. True b. False 40. Which of the following statements regarding substrate-level phosphorylation is correct? a. Does not involve phosphate transfer b. Does not produce...
21. Which property has not been observed for membrane proteins? a. energy storage b. transport of substances into and out of the cell catalysis (enzymatic activity) acting as a receptor c. d. 22. In the fluid mosaic model of membrane structure the proteins are specifically bonded to the lipids b. a. the proteins "float" in the lipid bilayer the proteins are sandwiched between the lipid molecules c. d. the lipids are sandwiched between the protein molecules 23. All steroids contain...
1. Which of the following statements describes lipids? A) Lipids all have the steroid backbone. B) The body stores excess calories as lipids. C) Lipids are insoluble in water, but soluble in nonpolar solvents. D) Lipids are soluble in water, but insoluble in nonpolar solvents. E) Lipids are insoluble in all solvents 2. Which of the following type of molecule is not a lipid? A) amino acid B) triglyceride C) phospholipid D) steroid E) eicosanoid 3. Which type of lipid...
13) Which of the following functional groups is not present in the HIV protease inhibitor drug below called Saquinavir? A) alcohol B) amide C) aromatic ring D) amine E) ketone N. ○ ト Saquinavir Structure
19. The degree of membrane fluidity depends on . the percentage of lipids that contain choline b. the percentage of glycolipids c. the percentage of faty acids d the percentage of unsaturated farty acids Membeane proteins can be located a. entirely within the membrane b on the surface of the membeane c. in either position d. the position cannot be determined 20. 21. Which property has not been observed for membrane proseins? a energy storage b. transport of substances into...
27) Lipids are used: a) to form the membrane of the cell b) to make proteins c) to replenish amino acids d) to organize the DNA of the cell e) to form water 28) Fatty acid tails are: a) hydrophilic b) hydrophobic e) amphipathic d) hydropathic e) hydrogen deficient 29) The sugar found in RNA is: a) glucose b) galactose c) ribose d) maltose e) dextrose 30) The sugar found in DNA has how many carbons: a) 1 b) 2...