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Question: 1. The molecule depicted below is a(n): он , c..ca ee、c 岂c、c、c、c.c_c=g.i-8-c.o-י’ _ o- NH H2…



Easy question, timed assignment, please answer ASAP. Thanks.

1. The molecule depicted below is a(n): он , c..ca ee、c 岂c、c、c、c.c_c=g.i-8-c.o-י _ o- NH H2C - CH2 CHCH2 a. phosphatidylcholine b. phosphatidylethanolamine c. ether lipid d. sphingomyelin e. triacylglycerol 2. The shortest α helix segment in a protein that will span the membrane bilayer has about acid residues. amino b. 20 d. 100 e. 200 3. Sphingosine is not a component of: a. cardiolipin. b. ceramide. c. cerebrosides. d. gangliosides. e. sphingomyelin. . Which one of the following is an INCORRECT statement? a. vitamin A is necessary for normal skin integrity. b. vitamin D is necessary to maintain normal calcium levels. c. vitamin E is an anti-oxidant. d. e. all of the above statements are correct. vitamin K is necessary for normal clotting. Caffeine has a structure similar to a. Uracil b. Adenine c. Cytosine d. Guanine D-galactose and N-acetyl-D-glucosamine are characteristic of which glycosaminoglycan? a. chondroitin sulfate b. dermatan sulfate c. heparin d. hyaluronic acid e. keratan sulfate The essential fatty acid(s) is(are) . linoleate . a-linolenate c. arachidonate d. a & b e. all of the above

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1. The molecule depicted below is a(n): он , c..ca ee、c 岂c、c、c、c.c_c=g.i-8-c.o-י' _ o- NH H2C – CH2 CHCH2 a. phosphatidylcholine b. phosphatidylethanolamine c. ether lipid d. sphingomyelin e. triacylglycerol 2. The shortest α helix segment in a protein that will span the membrane bilayer has about acid residues. amino b. 20 d. 100 e. 200 3. Sphingosine is not a component of: a. cardiolipin. b. ceramide. c. cerebrosides. d. gangliosides. e. sphingomyelin. . Which one of the following is an INCORRECT statement? a. vitamin A is necessary for normal skin integrity. b. vitamin D is necessary to maintain normal calcium levels. c. vitamin E is an anti-oxidant. d. e. all of the above statements are correct. vitamin K is necessary for normal clotting. Caffeine has a structure similar to a. Uracil b. Adenine c. Cytosine d. Guanine D-galactose and N-acetyl-D-glucosamine are characteristic of which glycosaminoglycan? a. chondroitin sulfate b. dermatan sulfate c. heparin d. hyaluronic acid e. keratan sulfate The essential fatty acid(s) is(are) . linoleate . a-linolenate c. arachidonate d. a & b e. all of the above

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