Percentage of recombination between $A$ and $B$ is $9\%$ and $C$ is $17\%$, $B$ and $C$ is $26\%$, then the arrangement of genes is
$ABC$
$ACB$
$BCA$
$BAC$
The chromosome maps are not accurate maps because
In a test cross involving $F_1$ dihybrid flies, more parentaltype offspring were produced than the recombinanttype offspring. This indicates
Linkage in Drosophila was first discovered by
Describe linkage and recombination in detail.
Definitions / Explanation : Linkage