111.
Synasis found in between
A
Nonhomologous chromosome
B
Homologous chromosome
C
Nonhomologous and homologous chromosome
D
Chromatids
Answer :
Homologous chromosome
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112.
Preparatio phase of mitosis is
A
G1-phase
B
S-phase
C
Prophase
D
Interphase
Answer :
Interphase
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113.
In mitosis, the spindle is
A
Bipolar
B
Multipolar
C
Apolar
D
Random
Answer :
Bipolar
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114.
At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell?
A
During $$G2$$ stage of prophase
B
During $$S$$ - phase
C
During entire prophase
D
During telophase
Answer :
During $$S$$ - phase
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115.
Rough endoplasic reticulum is associated with
A
Fat synthesis
B
steroid synthesis
C
Protein synthesis
D
All of the above
Answer :
Protein synthesis
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116.
Resolving power of electron microscope is
A
1
B
10 Å
C
100 Å
D
1000 Å
Answer :
10 Å
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117.
In meiosis, nuclear membrane and nucleolus disappear during
A
Zygotene
B
Pachytane
C
Diakinesis
D
Metaphase - I
Answer :
Diakinesis
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118.
M-phase of cell cycle consist of
A
G1, S and G1 phase
B
Prophase, Metaphase, Anaphase, Telophase
C
Intephase, Prophase, Metaphase, Anaphase, Telophase
D
Only prophase
Answer :
Prophase, Metaphase, Anaphase, Telophase
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119.
Which of the following maintens continuity between the water and lipid phase inside and outside the cell
A
Cell wall
B
Lecithin
C
Cell vacuole
D
Cell membrane of woody plants
Answer :
Lecithin
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120.
Chiasmata are formed as a result of
A
Exchange of parts of paried homologus chromosome
B
Echange of part of unpaired non-homolous chromosome
C
Duplication of parts of paried homologus chromosome
D
Loss of parts of unpaired non-mohologous chromosome
Answer :
Exchange of parts of paried homologus chromosome
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