1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In the somatic cell cycle
A
in G1 phase DNA content is double the amount of DNA present in the original cell
B
DNA replication takes place in S phase
C
a short interphase is followed by a long mitotic phase
D
G2 phase follows mitotic phase.
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Which one of the following precedes reformation of the nuclear envelope during M phase of the cell cycle?
A
Decondensation fromchromosomes. and reassembly of the nuclear lamina
B
Transcription from chromosomes, and reassembly of the nuclear lamina
C
Formation of the contractile ring, and formation of the phragmoplast
D
Formation of the contractile ring, and transcription from chromosomes.
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
If you are provided with root-tips of onion in your class and are asked to count the chromosomes, which of the following stages can you most conveniently look into?
A
Metaphase
B
Telophase
C
Anaphase
D
Prophase
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Mitotic spindle is mainly composed of which protein?
A
Actin
B
Myosin
C
Tubulin
D
Myoglobin
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