A scientist is studying fruit fly wings. Straight wings are dominant, and curly wings are recessive. Which statement correctly describes the cap f sub 1 generation if a straight-winged parent is crossed with a curly-winged parent and if both parents are true breeding?
Answer
A
The offspring will have two genes for straight wings.
B
The offspring will have only one kind of allele for the gene that determines wing type.
C
The offspring will produce only gametes that have genes for curly wings.
D
The offspring will have one allele for straight wings and one allele for curly wings.