12 Class Fsc Part 2 Short Questions Online Preparation of biology chapter 20 (Chromosoms and DNA)

Online Short Questions For Chapter 6 "12th Class Biology Chapter 20 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 20 Short Questions Preparation

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Biology - 12th Class Biology Chapter 20 Short Questions Preparation

Question # 1

Define initiation codon. What does it codes for?

  • Ans 1: Initiation codon is first codon in the process of protein synthesis from where protein synthesis starts.It codes for methionine.
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Prepare Complete Set Wise Questions For Chapter 6 "12th Class Biology Chapter 20 Short Questions Preparation "

12th Class Biology Chapter 20 Short Questions Preparation - Set 1

Question # 1

Define initiation codon. What does it codes for?

  • Ans 1: Initiation codon is first codon in the process of protein synthesis from where protein synthesis starts.It codes for methionine.
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12th Class Biology Chapter 20 Short Questions Preparation - Set 2

Question # 1

How is translation terminated?

  • Ans 1: When a chain terminating non sense codon is exposed,this non sense codon do not bind any tRNA but they are recognized by release factor,protein that release the newly made polypeptide from the ribosome.
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12th Class Biology Chapter 20 Short Questions Preparation - Set 3

Question # 1

Give chromosomal theory of inheritance.

  • Ans 1: According to this theory,genes are located on chromosomes. At the time of cell division all the genes which are present on a chromosome,will go to same cell in which cell chromosome is transported.
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12th Class Biology Chapter 20 Short Questions Preparation - Set 4

Question # 1

Give the functions of the DNA polymerase III.

  • Ans 1: DNA polymerase III progressively threads the DNA through the enzyme complex,moving at rapid rate,some 1000 nucleotides/second.
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12th Class Biology Chapter 20 Short Questions Preparation - Set 5

Question # 1

What is transcription bubble? How is it formed?

  • Ans 1: The DNA strand open at specific place where enzyme is attached to the template strand forming transcription bubble.
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12th Class Biology Chapter 20 Short Questions Preparation - Set 6

Question # 1

What is transcription bubble? How is it formed?

  • Ans 1: The DNA strand open at specific place where enzyme is attached to the template strand forming transcription bubble.
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12th Class Biology Chapter 20 Short Questions

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