Fsc part 2 online preparation for biology chapter 21 (Cell Cycle)

Online Short Questions For Chapter 7 "12th Class Biology Chapter 21 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 21 Short Questions Preparation

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Biology - 12th Class Biology Chapter 21 Short Questions Preparation

Question # 1

Write down the two functions of programmed death of a cell.

  • Ans 1: Programmed cell death helps in proper control of multicellular development which lead to deletion of entire structure (e.g, the tail of developing human embryos) or part of structure (e.g tissue between developing digits.)
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Prepare Complete Set Wise Questions For Chapter 7 "12th Class Biology Chapter 21 Short Questions Preparation "

12th Class Biology Chapter 21 Short Questions Preparation - Set 1

Question # 1

Write down the two functions of programmed death of a cell.

  • Ans 1: Programmed cell death helps in proper control of multicellular development which lead to deletion of entire structure (e.g, the tail of developing human embryos) or part of structure (e.g tissue between developing digits.)
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12th Class Biology Chapter 21 Short Questions Preparation - Set 2

Question # 1

how and when the phragmoplast originates?

  • Ans 1: Phragmoplast originates from the Golgi vesicles or Golgi apparatus.Vesicles cuts of from the Golgi apparatus and arranged at the equator to from phragmoplast. Phragmoplast originate at the time of cytokinesis in plant cells.
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12th Class Biology Chapter 21 Short Questions Preparation - Set 3

Question # 1

What is importance of kinetochore in the allignment of chromosomes during mitosis?

  • Ans 1: Spindle fibers attaches at kinetochore of chromosomes and they help to align chromosomes at the center of cell to from equatorial plate or metaphase plate.
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12th Class Biology Chapter 21 Short Questions Preparation - Set 4

Question # 1

Write symptoms of Turner's syndrome.

  • Ans 1: Individuals with this condition do not survive pregnancy and aborted.Those who survive have female appearance with short stature webbed neck,without ovaries and complete absence of germ cells.
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21th Chapter

12th Class Biology Chapter 21 Short Questions

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