a dihybrid heterozygous round and yellow seeded garden pea was crossed with a double recessive plant. a) what type of cross is this? )b work out the gentype and phenotype of the progeny.
a) This is a dihybrid test cross
b)
parents RrYy x yyrr
​gametes
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progeny phenotype - Round yellow : round green wrinkled : yellow : wrinkled green
( 4/16 ) ( 4/16 ) ( 4/16 ) ( 4/16)
25% 25% 25% 25%
b)
parents RrYy x yyrr
​gametes
progeny phenotype - Round yellow : round green wrinkled : yellow : wrinkled green
( 4/16 ) ( 4/16 ) ( 4/16 ) ( 4/16)
25% 25% 25% 25%