1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The figure shows a hypothetical tetrapeptide portion of a protein with parts labelled A - D. Which one of the following options is correct?
NEET 2013 (Karnataka) Biology - Biomolecules Question 61 English
A
D is not acidic amino acid-glutamic acid.
B
C is an aromatic amino acid-tryptophan.
C
A is the C-terminal amino acid and D is N-terminal amino acid.
D
A is a sulpur containing amino acid methionine.
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Which of the following statements about enzymes is wrong?
A
Enzymes are denaturated at high temperatures.
B
Enzymes are mostly proteins but some are lipids also.
C
Enzymes are highly specific.
D
Enzymes require optimum pH and temperature for maximum activity.
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
During meiosis I, the chromosomes start pairing at
A
zygotene
B
pachytene
C
diplotene
D
leptotene.
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
During the metaphase stage of mitosis, spindle fibres attach to chromosomes at
A
kinetochore
B
both centromere and kinetochore
C
centromere, kinetochore and areas adjoining centromere
D
centromere.
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