12th Class Fsc Biology Online Preparation for chapter 22 (Variation and Genetics)

Online Short Questions For Chapter 8 "12th Class Biology Chapter 22 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 22 Short Questions Preparation

  • Total Questions10

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Biology - 12th Class Biology Chapter 22 Short Questions Preparation

Question # 1

What is Mody?Write its causes.

  • Ans 1: About 2 to 5% of type II diabetics get the disease early in the life before 25 year of age.It is called maturity onset diabetes of the young(Mody).Mody can be inherited as an autosomal dominant trait.
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Prepare Complete Set Wise Questions For Chapter 8 "12th Class Biology Chapter 22 Short Questions Preparation "

12th Class Biology Chapter 22 Short Questions Preparation - Set 1

Question # 1

What is Mody?Write its causes.

  • Ans 1: About 2 to 5% of type II diabetics get the disease early in the life before 25 year of age.It is called maturity onset diabetes of the young(Mody).Mody can be inherited as an autosomal dominant trait.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 2

Question # 1

What are jumping genes?

  • Ans 1: Jumping genes do not reside peacefully on their loci; they keep on hopping on different loci on the same chromosomes or other chromosomes.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 3

Question # 1

What is type II diabetes or NIDDM?

  • Ans 1: Type II diabetes or NIDDM.It account for 90% of all diabetic patients.These person produce some endogenous insulin themselves,but their body cells fail to respond to insulin and cannot take up glucose from body.They develop some sort of insulin resistance.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 4

Question # 1

What is monochromacy?

  • Ans 1: Monochromacy means only one colour can be perceived by the colour blind person.Monochromacy is true colour blindness.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 5

Question # 1

Differentiate between gene and allele.

  • Ans 1: Gene: Gene is the basic unit of biological information.In fact DNA allstorts of biological information coded in the sequence of its bases in a linear order and genes are actually parts of DNA comprising its base sequences.
  • Ans 2: Allele: Genes form pairs on pairs of homologous chromosomes.One member of a gene pair is located on one homologue and the other homologue and the other member on the other homologue partners of a gene pair are called alleles.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 6

Question # 1

Differentiate between monohybrid and dihybrid cross.

  • Ans 1: Monohybrid: A cross between two organisms which differ only in one character is called monohybrid cross.
  • Ans 2: Dihybrid: A cross between two organisms which differ only in two character is called dihybrid.
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22th Chapter

12th Class Biology Chapter 22 Short Questions

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