How is genotype distinguished from phenotype?
AGenotype is the inherited genetic material, phenotype is its observable expression
BPhenotype is the inherited genetic material, genotype is its observable expression
CBoth refer to the same set of observable characteristics like height
DBoth refer to the same hidden genetic material inside every cell
Answer & Solution
Correct answer: A. Genotype is the inherited genetic material, phenotype is its observable expression
1. The chapter introduces two technical terms for talking about heredity.
2. Genotype is defined as the actual genetic material a person inherits.
3. Phenotype is defined as the way that genotype is expressed in observable characteristics.
4. Phenotypes include physical traits like height and weight and psychological characteristics.
5. Distractor 2 swaps the two definitions.
6. Hence genotype is inherited material and phenotype is its observable expression.
_Source: NCERT Class 11 Psychology Ch 3 "Human Development", p. 43, Factors Influencing Development_
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