Q.
When different alleles of the same gene are present in an individual, the individual is a
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J & K CETJ & K CET 2007Principles of Inheritance and Variation
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Solution:
When a gene pair (allele) contains two different genes in an organism then the organism is considered as heterozygous for the particular character. Similarly, when a gene pair (allele) in an organism contains two identical genes controlling similar trait of character than the organism is considered as homozygous for the particular character.