contestada

Q: Facial dimples and free earlobes are both considered dominant human traits. What are the expected phenotypes of the offspring of a female with dimples and free earlobes (DDFf) and a male with no dimples and attached earlobes (ddff)?

A. 75% with dimples and free earlobes and 25% with no dimples and attached earlobes
B. 50% with dimples and free earlobes and 50% with dimples and attached earlobes
C. 50% with dimples and free earlobes and 50% with no dimples and attached earlobes
D. 75% with dimples and attached earlobes and 25% with no dimples and free earlobes