Chapter 8: Variation and Genetics | Botany – XII Second Year – Sindh Board

Botany is an important subject primarily because it is the scientific study of plants used in many aspects of human life.Second Year Botany consists of 10 chapters. Students can study and learn all these chapters at Myinteracademy.


Variation and Genetics is the eighth chapter of XII Botany Sindh Board. Genetic variation is a term used to describe the variation in the DNA sequence in each of our genomes. Genetic variation is what makes us all unique, whether in terms of hair colour, skin colour or even the shape of our faces. Topics that we will learn in this chapter are: Genes and Alleles, Review of Mendel’s Law of Inheritance, Incomplete Dominance and Co-dominance, Multiple Alleles, Linkage and Crossing Over, Sex Determination and Sex Linkage and Diabetes Mellitus.

These concept will be easier for you in accordance with the below mentioned features:

  • Coverage of all the topics in detail.
  • Providing topic wise assessments to Students for real time evaluation and assignments for practicing the questions.
  • Topic wise Past Papers to classify the importance of each topic.
  • Study Plan for the Students to set weekly targets.
  • WhatsApp group for student queries.


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