1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following biomolecules is correctly characterized?
A
Lecithin - a phosphorylated glyceride found in cell membrane.
B
Palmitic acid - an unsaturated fatty acid with 18 carbon atoms.
C
Adenylic acid - adenosine with a glucose phosphate molecule.
D
Alanine amino acid - contains an amino group and an acidic group anywhere in the molecule.
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one is the most abundant protein in the animal world?
A
Trypsin
B
Haemoglobin
C
Collagen
D
Insulin
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one out of A - D given below correctly represents the structural formula of the basic amino acid?

AIPMT 2012 Prelims Biology - Biomolecules Question 83 English
A
C
B
D
C
A
D
B
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is wrong statement?
A
Anabaena and Nostoc are capable of fixing nitrogen in free-living state also
B
Root module forming nitrogen fixers live as aerobes under free-living conditions.
C
Phosphorus is a constituent of cell membrances, certain nucleic acids and all proteins.
D
Nitrosomonas and Nitrobacter are chemo-autotrophs.

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