MCQ
According to the Darwin's theory of evolution, differences between the species occurs due to
- AThe disuse of body structures
- BThe transmission of acquired characteristics
- ✓Natural selection
- DMutagenic agents
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$I.$ It is phenomenon in which more recombinants are produced in $F_{2}$-generation
$II.$ More parental combination are produced in $F_{2}$-generation
$III.$ Genotype which are present in $F_{1}$ hybrid. Reappear in high frequency in $F_{2}$-generation
$IV.$ It is a phenomenon in which two chromosome are linked