In a certain variety of onions, pungent smell (P) is completely dominant to subtle smell (p),...

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Biology

In a certain variety of onions, pungent smell (P) is completelydominant to subtle smell (p), yellow (A) is completely dominant towhite (a), and large bulb (B) is completely dominant to small bulb(b). For the following crosses and results, what are the genotypesof the parents?
- pungent, large x subtle, large. 3â„4 pungent, large; 1â„4pungent, small
- subtle, white x subtle, yellow 1â„2 subtle, white; 1â„2 subtle,yellow
- yellow, large x white, small 1â„4 yellow, large; 1â„4 white,small; 1â„4 yellow, small; 1â„4 white, large
- subtle, white, large x pungent, white, large. 1â„2 pungent,white, large; 1â„2 subtle, white, large
- subtle, yellow, large x subtle, yellow, small. all subtle,yellow, large
What phenotypic ratio is expected from a crossing an onion ofgenotype Pp Aa bb with an onion of genotype PP aa Bb?

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Answer 1 pungent large PPBb x subtle large ppBb 34 pungent large PpB 14 pungent small Ppbb 2 subtle white ppaa x subtle yellowppAa 12 subtle white ppaa 12 subtle yellow ppAa 3 yellow large AaBb x white small aabb 14 yellow large AaBb 14 See Answer

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