NEETBiologyPrinciples of Inheritance and VariationMCQ+4 / −1
Alleles are
- Atrue breeding homozygotes
- Bdifferent phenotype
- Cheterozygotes
- Ddifferent molecular forms of a gene
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Correct answer: D
Genes are the units of inheritance and contain the information that is required to express a particular trait in an organism. Alternating forms of a single gene which code for a pair of contrasting traits are known as alleles. For example, two alleles determine the height of pea plant (tall and dwarf).
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