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- A structural polysaccharide out of the following is a. all of the three polymers O b. collagen O c. myosin O d. celluloseSphingolipids can contain of all of the following except A. glycerol. B. sphingosine. C. phosphocholine. D. a mono- or oligosaccharide.Which of the following is NOTa polymer? a. DNA O b. Proteins O c. Cellulose O d. Glycogen O e. Olive oil
- A. Heteroglycans are polysaccharides with only one type of monosaccharide unit. Heparin is a heteroglycan. * B. First statement is true while second statement is false. C. First statement is false while second statement is true. D. Both statements are true. E. Both statements are false.Phosphatidylinositol 4,5-bisphosphate (PIP2) is a __________ that carries a net __________ charge. A. glycerophospholipid; -1 B. glycerophospholipid; -2 C. glycerophospholipid; -4 D. sphingolipid; -2 E. sphingolipid; -3Which of the following is incorrect regarding nucleotides?a. They contain a sugar, a nitrogen-containing base, and aphosphate group.b. They are the monomers of fats and polysaccharides.c. They join together by alternating covalent bonds between thesugars and phosphate groups.d. They are present in both DNA and RNA
- Which of the following can be a lipid based structure? A. Antibody B. Enzyme C. Hormone D. NeurotransmitterThe heme group, part of the protein globin, contains a carbon-ring structure that holds oxygen for the use by the animal body's cells. The color of this protein is dependent on two things, what the iron is bonded to and the charge of the iron. For example when the iron is bonded to oxygen and has a charge of +2 then the protein is red. What is the charge of the iron when the protein is brown? a. 0 b. +3 c. +4 d. +1Which of the following polysaccharides is used as an energy-storage molecule in plants?a. glycogenb. chitinc. starchd. cellulose
- Which of the following statements is true about Chitin ? a. short, branching chains of nitrogen-containing sugar monomers are linked by hydrogen bonds b. found in the nucleus of fungi and inner skeletons of insects, spiders, and shrimp c. weak, translucent, and stiff structural material d. polysaccharide similar to celluloseWhich of the following best describes a phospholipid? A. They contain a phosphate group in the place of one fatty acid B.The heads are polar C.They are energy storage molecules in the cell D. The tails are non-polarWhich of the following statements concerning glycolipids is true? a. All glycolipids contain sphingosine. b. All glycolipids contain one sugar residue. c. All glycolipids contain phosphatidylglycerol. d. Some glycolipids contain ceramide, while others do not.