NCERT · Class 12 · Biology · Principles of Inheritance and VariationWhich blood group system demonstrates codominance and multiple alleles?
Step-by-Step Solution
The ABO blood group system in humans demonstrates both codominance (IAIB) and multiple alleles (IA, IB, i).
Detailed Options Breakdown
Option : Rh factor
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Principles of Inheritance and Variation.
Option 1: ABO blood group (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: MN blood group
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Principles of Inheritance and Variation.
Option 3: Bombay phenotype
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Principles of Inheritance and Variation.
💡 Study Guide: This question tests core syllabus concepts from Principles of Inheritance and Variation. For formulas, key summaries, and mock exam reference guides, read the full Principles of Inheritance and Variation Revision Notes.