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MaRussiya [10]
3 years ago
5

Which cross will yield four phenotypes in the 1:1:1:1 ratio?. .A] rryy x rryy. B] RrYy x rryy. C] RrYy x RrYy. D] RRYY x rryy

Biology
1 answer:
Marysya12 [62]3 years ago
5 0
 <span>It's (B). The Punnett square is a 4x1: 

_____RY_____Ry_____rY_____ry___ 
ry____?_______?_____?______?_____ 

If you fill it out, you'll see 4 different phenotypes... 

[(A) produces a 1:0 phenotypic ratio]</span>
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