Download App

Biomolecules — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryBiomolecules2 Marks
Question
Explain the following terms:
  1. Invert sugar.
  2. Polypeptides.
✓

Answer

  1. Invert sugar: Hydrolysis of sucrose brings about a change in a sign of rotation from dextro (+) to laevo (-) and the product is named as invert sugar.
  2. Polypeptides are the polymers of amino acids.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Biomolecules→Biomolecules — all question types→Chemistry STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Carry out the following conversions:
Phenol to benzoquinone.
→
How would you determine the standard electrode potential of the system Mg2+|Mg?
→
Alcohols react both as nucleophiles as well as electrophiles. Write one reaction of each type and describe its mechanism.
→
Explain reactivity of aldehyde and Ketones in nucleophilic addition reaction.
→
Answer the following question:

Although phenoxide ion has more number of resonating structures than carboxylate ion, carboxylic acid is a stronger acid than phenol. Give two reasons.

→
Match the the compounds given in Column I with the effects given in Column II.
  Column I   Column II
(i) Chloramphenicol (a) Malaria
(ii) Thyroxine (b) Anaesthetic
(iii) Chloroquine (c) Typhoid fever
(iv) Chloroform (d) Goiter
    (e) Blood substituent
→
Describe the biological functions of nucleic acid compounds.
→
Explain Electrolysis of molten NaCl
→
Write a note on nature of C-X Bond. ### Explain polarity of C-X bond in Haloalkane.
→
Some halogen containing compounds are useful in daily life. Some compounds of this class are responsible for exposure of flora and fauna to more and more of UV light which causes destruction to a great extent. Name the class of these halocompounds. In your opinion, what should be done to minimise harmful effects of these compounds.
→