The hybrids are generally found to be superior to their parents, it is because of
Homozygosity
Hybrid vigour
Parents are generally weak
None of these
It's Obvious
Genes on same chromosome can be
Genes that are similar in phenotypic effect when present separately, but together interact to produce a different trait and ratio is $9 : 7$ in $F_2$ generation. What are such genes known as
A fruit fly is heterozygous for sex-linked genes when meted with normal female fruit fly, the males specific chromosome will enter egg cell in the proportion
When a plant of $F_1$ generation is crossed with homozygous dominant parents, it is known as
The dwarfness in plants of $F_2$ generation is
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