DP Chemistry Questionbank
B.10 Stereochemistry in biomolecules (HL only)
Description
[N/A]Directly related questions
- 18M.3.hl.TZ2.8e: Sketch the wedge and dash (3-D) representations of alanine enantiomers.
- 18M.3.hl.TZ2.10b: Explain how the structure of vitamin A is important to vision using section 35 of the data booklet.
- 18M.3.hl.TZ1.8b: Outline why cellulose fibres are strong.
- 17N.3.hl.TZ0.15b: Retinal is the key molecule involved in vision. Explain the roles of cis and trans-retinal in...
- 17M.3.hl.TZ2.12b: Outline the change that occurs in the retinal residue during the absorption of visible light.
- 17M.3.hl.TZ2.12a: Identify the structural feature which enables rhodopsin to absorb visible light.
- 17M.3.hl.TZ1.17: Vision is dependent on retinol (vitamin A) present in retina cells. Retinol is oxidized to...
- 16M.3.hl.TZ0.10c: (i) Serine is a chiral amino acid. Draw both enantiomers of serine. (ii) State the enantiomeric...
- 15M.3.hl.TZ1.24d: Outline another convention used for specifying a molecule’s spatial configuration and its...
- 15M.3.hl.TZ2.26b.i: Explain why oleic acid, cis-9-octadecenoic acid, has a lower melting point than its trans isomer,...
- 14M.3.sl.TZ1.18d: Describe how the triglyceride formed from linoleic acid and glycerol could be converted into a...
- 14M.3.sl.TZ1.18e: Other than the fact that it is a solid at room temperature, discuss two advantages and two...
- 14M.3.sl.TZ2.17d.iii: Partial hydrogenation can sometimes produce trans fats. Suggest why trans fats are considered...
- 13N.3.hl.TZ0.24b: State the equation for the complete hydrogenation of linolenic acid. Describe the conditions used...
- 13N.3.hl.TZ0.24c.i: Explain the meaning of the term trans.
- 13N.3.hl.TZ0.24c.ii: Draw the structure of a possible trans fatty acid product.
- 13N.3.hl.TZ0.26a: Identify the chiral carbon atom in the structure above with an asterisk, *.
- 13M.3.sl.TZ1.B2b.ii: Two \(\alpha \)-glucose molecules condense to form the disaccharide maltose. Draw the structure...
- 13M.3.sl.TZ1.B2b.i: Draw the structures of \(\alpha \)-glucose and \(\beta...
- 09M.3.hl.TZ2.F1c: Outline the process of hydrogenating fats and name one catalyst for the process.
- 09M.3.sl.TZ2.B1b: Explain why two cyclic isomers are formed from the straight-chain glucose and name both isomers.
- 09M.3.sl.TZ2.B1c: State the name of the two polymeric forms of starch.
- 11M.3.hl.TZ1.F4b.i: Alanine has the formula...
- 11M.3.hl.TZ1.F4b.ii: State which convention is usually employed to indicate the stereochemistry of molecules other...
- 11M.3.hl.TZ1.F4b.iii: Based on the structure given in part (b) (i) comment on the statement “D-alanine is a +(d)...
- 11M.3.sl.TZ1.F1d: Hydrogenation can result in the formation of trans fatty acids. Outline the meaning of the term...
- 11M.3.sl.TZ1.B1b: Compare the structural features of starch and cellulose.
- 11M.3.sl.TZ1.B1c: Humans can digest starch but cannot digest cellulose. Explain why humans cannot digest cellulose.
- 12M.3.sl.TZ1.B2c: Outline how the structure of cellulose is related to that of glucose.
- 11N.3.hl.TZ0.F5b: State the (d) or the (l) convention.
- 11N.3.hl.TZ0.F5a: Use the CORN rule to determine whether the structure of 2-aminopropanoic acid (alanine)...
- 11N.3.sl.TZ0.B4a: Compare the structures of starch and cellulose.
