This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.
ScanSolve AI Answer
Here is the chart showing the cross between pure long (LL) winged Drosophila and pure short (ll) winged Drosophila up to the second filial generation (F2). Parental (P) Generation: | Trait | Pure Long Winged Drosophila | Pure Short Winged Drosophila | | :---------- | :-------------------------- | :--------------------------- | | Genotype | LL | ll | | Phenotype | Long wings | Short wings | | Gametes | L | l | First Filial (F1) Generation: Cross: LL × ll | | L | L | | :---- | :---- | :---- | | l | Ll | Ll | | l | Ll | Ll | Genotype Ratio: All Ll Phenotype Ratio: All Long wings Second Filial (F2) Generation: Cross: Ll × Ll (Self-pollination or cross between F1 individuals) | | L | l | | :---- | :---- | :---- | | L | LL | Ll | | l | Ll | ll | Genotype Ratio: 1 LL : 2 Ll : 1 ll Phenotype Ratio: 3 Long wings : 1 Short wings