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- Unit 01: Mendelian Genetics
- If Mom can roll her tongue (R)
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Card 19 / 112: If Mom can roll her tongue (R) but Dad cannot (r), and their children are 1/2 tongue rollers and 1/2 not, then what are the genotypes of Mom and Dad? Assume tongue rolling shows complete dominance.
A)
RR and rr
B)
Rr and rr
C)
RR and Rr
D)
Rr and Rr
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Attribution:
Olivia D'Ambrogio Introduction to Evolutionary Biology and Ecology. (The Saylor Academy 2014), http://www.saylor.org/courses/bio102/ (Accessed 16 May, 2014). License: Creative Commons BY-NC-ND
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