Biology Chapter 22 Class 12 Short Questions

Al-Huda Science Academy has specifically designed Biology Chapter 22 Class 12 Short Questions to help the students for their Punjab Board examination.

These questions are important according to the board’s point of view. All questions are given with page numbers for an easy approach for students. The answers to the questions have not been uploaded but we are trying our best to facilitate the students with the best possible answers that can help them well in their papers.

Biology Chapter 22 Class 12 Short Questions

  1. Define euchromatin.
  2. What is cretinism?
  3. Describe gonorrhea.
  4. What is transformation?
  5. Define the terms, allele, gene, gene pool, and gene frequency.
  6. What is over dominance and co-dominance?
  7. What is genetic drift? Genetic code. Fixed alleles.
  8. Name any four animals declared extinct in Pakistan.
  9. What is a test cross? Why did Mendel devise this cross?
  10. Define homozygous and heterozygous alleles.
  11. What is Epistasis? What is the Bombay Phenotype? Dominance?
  12. Differentiate between genotype and phenotype.
  13. What is totipotency and totipotent cell?
  14. What is true breeding variety?
  15. What is meant by MODY?
  16. Differentiate between an autosome and a sex chromosome.

By Ahsa.Pk

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