In a monohybrid cross $120$ plants are obtained. The ratio of homozygous and heterozygous shall be
In a monohybrid cross $120$ plants are obtained. The ratio of homozygous and heterozygous shall be
- A
$40 : 80$
- B
$60 : 60$
- C
$20 : 100$
- D
$10 : 110$
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