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CBSE - XII Science - Chemistry - Biomolecules
Does Inulin have glycosidic bond?
Asked by tobulesu1234567
15th September 2020,
8:07 PM
CBSE - XII Science - Chemistry - Biomolecules
enzymes provide different pathway for substrate to convert into product by lowering the activation energy. but how enzyme is able to do it?
Asked by rohitraman1115
24th September 2019,
5:45 PM
CBSE - XII Science - Chemistry - Biomolecules
who acts as carrier of vitamin in our body?is it carbohydrate or red blood cells or anything else??
Asked by rohitraman1115
19th May 2019,
12:36 PM
CBSE - XII Science - Chemistry - Biomolecules
Why is the excess of vitamins harmful and why is it adviced not to take vitamin pills without consulting a doctor. Suggest the ideal intake of vitamins daily.
Asked by sunil2791
24th June 2017,
2:57 PM
CBSE - XII Science - Chemistry - Biomolecules
While using concentrated nitric acid, if a drop falls on the hands, the hands become yellow in colour. Why?
Asked by sunil2791
15th June 2017,
8:27 PM
CBSE - XII Science - Chemistry - Biomolecules
How many naturally occurring amino acids in proteins exist? How many of these are synthesized by the body?
Asked by Topperlearning User
22nd June 2016,
9:11 AM
CBSE - XII Science - Chemistry - Biomolecules
Which α-amino acid can cross link peptide chains?
Asked by Topperlearning User
22nd June 2016,
9:11 AM
CBSE - XII Science - Chemistry - Biomolecules
What is the function of enzymes present in liver?
Asked by Topperlearning User
22nd June 2016,
9:11 AM
CBSE - XII Science - Chemistry - Biomolecules
α-amino acids have relatively higher melting points than corresponding halo acids. Explain.
Asked by Topperlearning User
22nd June 2016,
9:09 AM
CBSE - XII Science - Chemistry - Biomolecules
Describe what do you understand by primary structure and secondary structure of proteins.
Asked by Topperlearning User
22nd June 2016,
9:09 AM
CBSE - XII Science - Chemistry - Biomolecules
Describe what do you understand by primary structure and secondary structure of proteins.
Asked by Topperlearning User
22nd June 2016,
9:09 AM
CBSE - XII Science - Chemistry - Biomolecules
What are essential and non-essential amino acids in human food? Give one example of each type.
Asked by Topperlearning User
22nd June 2016,
9:07 AM
CBSE - XII Science - Chemistry - Biomolecules
how can cistiene crosslink?
Asked by alice
15th August 2015,
11:38 AM
CBSE - XII Science - Chemistry - Biomolecules
what is the easy lab test for calcium & oxalate individually in vegetables & fruit? which chemicals and materials are required for this exp.
Asked by debjyotisaha98
13th August 2015,
10:15 PM
CBSE - XII Science - Chemistry - Biomolecules
What are essential and non-essential amino acids in human food? Give one example of each type.
Asked by Topperlearning User
4th June 2014,
1:23 PM
CBSE - XII Science - Chemistry - Biomolecules
Define the following terms in relation to proteins: (i) Peptide linkage (ii) Denaturation
Asked by Topperlearning User
29th May 2014,
1:05 PM
CBSE - XII Science - Chemistry - Biomolecules
What are essential and non-essential amino acids? Give two examples of each type.
Asked by Topperlearning User
28th May 2014,
12:43 PM
CBSE - XII Science - Chemistry - Biomolecules
State differences between primary and secondary structure of proteins.
Asked by Topperlearning User
26th May 2014,
1:19 PM
CBSE - XII Science - Chemistry - Biomolecules
What type of bonding occurs in β-plated structure of proteins?
Asked by Topperlearning User
26th May 2014,
1:17 PM
CBSE - XII Science - Chemistry - Biomolecules
An optically active amino acid (A) can exist in three forms depending on the pH of the medium. If the molecular formula of (A) is C3H7NO2. Write:(i) Structure of compound (A) in aqueous medium. What are such ions called?(ii) In which medium will the cationic form of a compound (A) exist?(iii) In alkaline medium, which side will it move?
Asked by Topperlearning User
26th May 2014,
1:10 PM
CBSE - XII Science - Chemistry - Biomolecules
(a) What changes occur in the nature of egg proteins on boiling?(b) Name the type of bonding which stabilizes α-helix structure in proteins.
Asked by Topperlearning User
23rd May 2014,
1:36 PM
CBSE - XII Science - Chemistry - Biomolecules
What type of bonding is present in Globular proteins?
Asked by Topperlearning User
22nd May 2014,
4:52 PM
CBSE - XII Science - Chemistry - Biomolecules
Which protein is found in milk?It is globular or fibrous
Asked by
27th February 2008,
5:47 PM
