BBCCT-121: Concepts in Genetics – Solved Assignment (2025)
Below is the complete list of questions from the BBCCT-121 assignment along with direct links to detailed answers. Each answer is written in easy-to-understand language for IGNOU students. Click on the questions to view the full response.
Part A
- Explain mendel’s laws of inheritance.
- (a) Explain Sutton and Boveri hypothesis. (b) Comment on lethal allele gene function.
- Describe intragenic complementation and the concept of cistron.
- Differentiate between generalised and specialized transduction.
- Describe centromere mapping in Neurospora.
Part B
- What is patterning?
- Explain endosymbiont theory.
- What are the characteristic features of autosomal dominant traits?
- (a) What are the limitations of pedigree analysis? (b) Describe structural chromosomal aberrations.
- (a) What are different types of quantitative traits? (b) Comment on analysis of nucleotide and amino acid sequences for molecular evolution.
Conclusion
All answers are written in a simple, student-friendly format ideal for IGNOU students of BBCCT-121. You can use these responses as a reference while writing your assignment in your own words.
Note: Do not copy-paste directly. Use the answers to understand the concepts and write them in your handwriting for submission.