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vivado [14]
3 years ago
7

Suppose that in humans the ability to roll the tongue (R) is dominant to being unable to roll it (r). Having freckles (F) is dom

inant to having no freckles (f). A freckled tongue-roller could have which genotypess?
A. RRFF
B. RrFf
C. rrFF
D. RRFF and RrFf only
E. all of the answer options are correct
Biology
1 answer:
pantera1 [17]3 years ago
5 0

RRFF and RrFf

Explanation:

the R and F Will always dominate if present

so rrFF is freckled non tongue roller

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