NCERT · Class 11 · Biology · Cell Cycle and Cell DivisionCrossing over results in:
Step-by-Step Solution
Crossing over leads to the recombination of genetic material between non-sister chromatids of homologous chromosomes, which is a major source of genetic variation in sexually reproducing organisms.
Detailed Options Breakdown
Option : Addition of genes
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Cell Cycle and Cell Division.
Option 1: Loss of genes
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Cell Cycle and Cell Division.
Option 2: Recombination of genetic material (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Doubling of chromosome number
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Cell Cycle and Cell Division.
💡 Study Guide: This question tests core syllabus concepts from Cell Cycle and Cell Division. For formulas, key summaries, and mock exam reference guides, read the full Cell Cycle and Cell Division Revision Notes.