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 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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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 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 2

Question # 1

What is tetrad?

  • Ans 1: Each pair of homologous chromosome which consists of four chromatids is called tetrad.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 3

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 4

Question # 1

What is epistasis?Ho it differs from dominance?

  • Ans 1: Epistasis: An effect caused by a gene or gene pair at one locus interferes with or hides the effect caused by another gene or gene pair at another locus,such a phenomenon of gene interaction is called epistasis.
    Epistasis must not be confused with dominance.
  • Ans 2: Dominance: Dominance is the relationship between alleles of the same gene occupying the same locus,but epistasis is the interaction between different genes occupying different loci.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 5

Question # 1

Differentiate between population & gene pool.

  • Ans 1: Population: Any group of interbreeding organisms of the same species that exist together in both time and space is called a population.e.g 100 diploid plants of pea in a field is an example of population.
  • Ans 2: Gene pool: All the genes or alleles found in a breeding population at a given time are collectively called the gene pool.e.g pea plants has white colors.There will be 100 genes(or 200 alleles) for flower color in gene pool.
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12th Class Biology Chapter 22 Short Questions Preparation - Set 6

Question # 1

Why is blood group AB called as universal recipient?

  • Ans 1: AB blood group is called recipient because they have both A and B antigens but no antibodies,so they can easily accept or receive any type of blood group i.e,A,B,AB or O
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22th Chapter

12th Class Biology Chapter 22 Short Questions

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