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ollegr [7]
3 years ago
9

Red flower color is dominant to white flower color in red roses.what is the expected result of a cross between two heterozygous

rose plants
Biology
2 answers:
OlgaM077 [116]3 years ago
8 0
Heterozygous parents would have the genotype Rr. In a punnett square, this would show a result of 25% homozygous dominant (RR) offspring, 25% homozygous recessive (rr) offspring, and 50% heterozygous (Rr) offspring.
(I attempted to simulate a punnett square with the text)

    <u>  </u><u>R         r    
</u>
<u />R| RR  |  Rr
<u></u>r | Rr   |   rr<u>
</u>
seraphim [82]3 years ago
4 0
The red flower is dominant "R" to white flower color "r" in red roses. We are asked of what is the expected result of a cross between the two heterozygous rose plants and the answer is "75 % for the red, 25% for the white flower. " 
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