Sponsor Area

Principles Of Inheritance And Variation

Question
CBSEENBI12000225

Who proposed the chromosome theory of inheritance ? What does the Chromosomal theory of inheritance.

Solution
Sutton and Boveri proposed the Chromosomal  theory of inheritance.

The Chromosomal theory of inheritance states that

1. Chromosomes as well as genes occur in pairs.
2. Two alleles of a gene pair are located on the homologous sites of homologous  chromosome
3. The  chromosome segregate and assort independently just like the genes during meiosis.
 4. They  recombine at the time of fertilisation in the zygote to re establish the parental chromosome number.