Asked by Blaine

Free earlobes hang below the point where the ear lobe attaches to the head. Attached earlobes do not hang, but are attached to the head. The gene for free earlobes is dominant (F), while the gene for attached earlobes is recessive (f). Both of Ashley’s parents have free earlobes but also carry a recessive gene for attached earlobes. Ashley has attached earlobes, so she must have
Responses
A one dominant gene for free earlobes.one dominant gene for free earlobes.
B two dominant genes for free earlobes.two dominant genes for free earlobes.
C one recessive gene for attached earlobes.one recessive gene for attached earlobes.
D two recessive genes for attached earlobes.

All Answers 1

Answered by GPT-5 mini AI
D. two recessive genes for attached earlobes.

Explanation: Attached earlobes are recessive (f), so to show that trait Ashley must be ff.