121.
Which of the following not occurs in Anaphase - I
A
Segregationofhomologouschormosomes
B
Contraction in spindle
C
Poleward movement of chromosomes
D
Division of centromere
Answer :
Division of centromere
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122.
RER is rough because of the present of
A
Volutin granules on its surface
B
Ribosomes on its surface
C
Lysosomes on its surface
D
Mitochondir on its surface
Answer :
Ribosomes on its surface
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123.
Repulsion of homologous chromosomes takes place in
A
Zygotene
B
Leptotene
C
Diakinesis
D
Pachytene
Answer :
Diakinesis
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124.
Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres?
A
Metaphase I
B
Metaphase II
C
Anaphase I
D
Anaphase II
Answer :
Anaphase I
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125.
Enzyme essential for DNA Replication is
A
DNA Polymerase
B
Urease
C
Ligase
D
Zymase
Answer :
DNA Polymerase
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126.
Cells in $${{G_0}}$$ phase:
A
exit the cell cycle
B
enter the cell cycle
C
suspend the cell cycle
D
terminate the cell cycle
Answer :
exit the cell cycle
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127.
Whocoined the term 'cell'
A
Purkinje
B
Robert Brown
C
Robert Hooke
D
Hugo von Mohl
Answer :
Robert Hooke
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128.
Which of the following reorganises the nucleolus during telophase
A
Sec. constriction - I
B
Sec. constriction - II
C
Primary constriction
D
Pore-complex
Answer :
Sec. constriction - I
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129.
The main function of lyosomes in
A
Digestion
B
Replication
C
Translation
D
Translocation
Answer :
Digestion
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130.
Who coined term mitosis
A
Fleming
B
Watson
C
Thomson
D
Addison
Answer :
Fleming
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