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Important Questions on Cell Cycle and Cell Division

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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 74

Read the following statements:

(a) Terminalisation of chiasmata occurs.

(b) Fully condensed chromosomes.

(c) Spindle is assembled.

(d) Represents transition to metaphase.

The above characteristics are attributed to

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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 75

Arrange the following events of meiosis in the correct sequence:

A. Terminalisation.

B. Crossing over.

C. Synapsis.

D. Disjunction of chromosomes.

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Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 76
Crossing over is advantageous because it brings about
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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 77
If a diploid cell carries 24 chromosomes, what will be the number of tetrads during its pachytene stage?
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Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 78

During interkinesis

(a) Centriole duplication occurs.

(b) RNA and proteins are synthesized.

(c) The chromosomes are elongated but do not form chromatin fibres.

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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 79
Stage between the meiosis I and meiosis II is
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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 80
How many meiotic divisions are required to form 60 grains of wheat?
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IMPORTANT
Daily Practice Problems (DPP) Unit III : Cell: Structure and Functions Unit IV : Plant Physiology NEET>Chapter 3 - Cell Cycle and Cell Division>TOPICWISE QUESTIONS>Q 81
Select the mismatched pair.