A pure red flower-bearing plant is crossed with a pure white flower-bearing plant, and the resulting generation plant bears pink flowers. In traditional competitive examinations following standard keys, this phenomenon is categorized under:
- APseudo dominance
- BDominance
- CEpistasis
- DCo-dominance
Solution & Step-by-step Explanation
While modern textbook genetics defines the blending of traits (red white pink) as incomplete dominance, standard official answer keys for this specific historical question categorize it under Pseudo dominance (or incomplete expression patterns where a single allele dictates an intermediate phenotype).