Find the 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 "

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Biology - 12th Class Biology Chapter 21 Short Questions Preparation

Question # 1

What is importance of bivalent formation?

Ans 1: Due to bivalent formation of homologous chromosomes,the non sister chromatids exchange their segment during the crossing over resulting in new recombination.

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Prepare Complete Set Wise Questions For Chapter 7 "12th Class Biology Chapter 21 Short Questions Preparation "

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Set 4

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

Question # 1

What is importance of bivalent formation?

Ans 1: Due to bivalent formation of homologous chromosomes,the non sister chromatids exchange their segment during the crossing over resulting in new recombination.

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12th Class Biology Chapter 21 Short Questions Preparation - Set 2

Question # 1

Give four important functions of mitosis.

Ans 1: Four functions of mitosis are
Ans 2: a) Asexual reproduction is due to mitosis
b) Healing of wounds and regeneration is also due to mitosis
c) It ensure equal or same number chromosomes in daughter cell
d) It transfer characters from parents to offspring without any change

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12th Class Biology Chapter 21 Short Questions Preparation - Set 3

Question # 1

How cytokinesis occur in plants?

Ans 1: At cytokinesis,in place of contractile ring a membrane structure,phragmoplast informed from vesicle,which originates from Golgi complex.These vesicles lined up in the center of the dividing cell,where they fuse to form phragmoplast. The membrane of vesicles become the plasma membrane of daughter cells.

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12th Class Biology Chapter 21 Short Questions Preparation - Set 4

Question # 1

How chromatin differs from chromosomes.

Ans 1: Chromatin is thread like network,it is formed when chromosomes becomes uncoiled.
Chromosomes are composed of DNA and protenis. When chromatin is highly coiled it changes in to chromosomes.

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Biology

21th Chapter

12th Class Biology Chapter 21 Short Questions

Here you can prepare 12th Class Biology Chapter 21 (Cell Cycle). Click the button for 100% free full practice.

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Chapter 15

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Chapter 17

Chapter 18

Chapter 19

Chapter 20

Chapter 21

Chapter 22

Chapter 23

Chapter 24

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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 "

Biology - 12th Class Biology Chapter 21 Short Questions Preparation

What is importance of bivalent formation?

What are three sets of microtubules which originate from each pair of centriole during mitosis?

Name only stages of prophase I of meiosis.

Give two disadvantages of cloning..

Write about the stage of telophase of mitosis.

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

Write down the events of metaphase of mitosis.

How cytokinesis occur in plants?

What change occurs in dividing cell during zygotene?

How does cell death help in development of multicellular organisms?

Prepare Complete Set Wise Questions For Chapter 7 "12th Class Biology Chapter 21 Short Questions Preparation "

Set 1

Set 2

Set 3

Set 4

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

What is importance of bivalent formation?

What are three sets of microtubules which originate from each pair of centriole during mitosis?

Name only stages of prophase I of meiosis.

Give two disadvantages of cloning..

Write about the stage of telophase of mitosis.

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

Write down the events of metaphase of mitosis.

How cytokinesis occur in plants?

What change occurs in dividing cell during zygotene?

How does cell death help in development of multicellular organisms?

12th Class Biology Chapter 21 Short Questions Preparation - Set 2

Give four important functions of mitosis.

What is apoptosis?

Differentiate between malignent and benign tumor.

Distinguish between karyokinesis and cytokinesis.

What events occur in anaphase-I in meiosis?

What changes in cell take place during diplotene?

What are three sets of microtubules which originate from each pair of centriole during mitosis?

Give the chances of occurrence of Down's syndrome in teenage mothers and a forty years old mother's offspring.

Define cell cycle.

How cytokinesis differ in plant and animal cell?

12th Class Biology Chapter 21 Short Questions Preparation - Set 3

How cytokinesis occur in plants?

What changes in cell take place during diplotene?

What events occur in anaphase of mitosis?

Describe changes occur in during G1phase.

Define non-disjunction of chromosomes. Or Define chromosomal non-disjunction.

Give causes and symptoms of Down's syndrome. Or Write symptoms of Down's syndrome.

What events occur in anaphase-I in meiosis?

Give only cause of Down's syndrome and Klinefelter syndrome.

What are three sets of microtubules which originate from each pair of centriole during mitosis?

What change occurs in dividing cell during zygotene?

12th Class Biology Chapter 21 Short Questions Preparation - Set 4

How chromatin differs from chromosomes.

What are three sets of microtubules which originate from each pair of centriole during mitosis?

Differentiate between cancer cell and normal cell or Write a least three characters of cancer cells.

What changes in cell take place during diplotene?

How does cell death help in development of multicellular organisms?

What change occurs in dividing cell during zygotene?

Write a brief note on turner's syndrome.

Distinguish between karyokinesis and cytokinesis.

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

how and when the phragmoplast originates?

12th Class Biology Chapter 21 Short Questions

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Describe changes occur in during G₁phase.