Q.1
Which of the following glycoprotein functions as a lubricant and protective agent?
  • a) Collagens
  • b) Mucins
  • c) Transferrins
  • d) Immunoglobulins
Q.2
Which of the following is a hydroxyl fatty acid?
  • a) Linoleic acid
  • b) Palmitic acid
  • c) Linolenic acid
  • d) Cerebronic acid
Q.3
Which of the following is false about fatty acids?
  • a) Melting point of fatty acids decreases with increase in the degree of saturation
  • b) Lipids in tissues that are subjected to cooling are more unsaturated
  • c) Naturally occurring unsaturated long-chain fatty acids are nearly Trans-configuration
  • d) The membrane lipids contain mostly unsaturated fatty acids
Q.4
The binding of ligands to many GPCRs leads to ____________
  • a) Decrease in concentration of second messengers
  • b) Increase in concentration of second messengers
  • c) Decrease in concentration of first messengers
  • d) Increase in concentration of first messengers
Q.5
Which of the following are included in the types of glycolipids?
  • a) N-acetylgalactosamine
  • b) N-acetylglucosamine
  • c) Xylose
  • d) Cerebrosides
Q.6
Which of the following catalyzes the cutting of PIP2 into 2 moles of IP3 and diacylglycerol in cell signaling?
  • a) Phosphokinase C
  • b) Phospholipase C
  • c) Lipokinase
  • d) Phosphodiesterase C
Q.7
Site directed mutagenesis facilitated research on ____________
  • a) Carbohydrates
  • b) Proteins
  • c) Lipids
  • d) Fats
Q.8
Which product formed in the isomerization of mannose 6-phosphate?
  • a) Fructose 6-phosphate
  • b) Glucose 6-phosphate
  • c) 2-phosphoglycerate
  • d) 3-phosphoglycerate
Q.9
Which is the first reaction of the pentose phosphate pathway?
  • a) Oxidation of glucose 6-phosphate to 6-phosphoglucono-δ-lactone
  • b) Oxidation of 6-phosphogluconate to ketopentose ribulose 5-phosphate
  • c) Reduction of 6-phosphoglucono-δ-lactone to glucose 6-phosphate
  • d) Reduction of ketopentose ribulose 5-phosphate to 6-phosphogluconate
Q.10
Oxidation of 3 molecules of glucose by pentose phosphate pathway results in the production of ____________
  • a) 3 molecules of pentose, 6 molecules of NADPH and 3 molecules of CO2
  • b) 4 molecules of pentose, 6 molecules of NADPH and 3 molecules of CO2
  • c) 4 molecules of pentose, 3 molecules of NADPH and 3 molecules of CO2
  • d) 3 molecules of pentose, 4 molecules of NADPH and 3 molecules of CO2
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