Biology, 17.10.2019 22:30 katiegresham2838
Shell orientation in snails is due to a maternal effect gene. a true breeding sinistral (recessive) is crossed to a true breeding dextral (dominant). the offspring from that cross are self-crossed. what will be the expected ratio of shell types?
a. all sinistral
b. all dextral
c. half sinistral, half dextral
d. 3/4 dextral, 1/4 sinistral
e. 3/4 sinistral, 1/4 dextral
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Shell orientation in snails is due to a maternal effect gene. a true breeding sinistral (recessive)...
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