Question

Which of the following explains why a bone in a bird’s wing is homologous to a bone in a lizard’s front leg?
a.The bones in the two species provide for the same type of motion.
b.The bones in the two species are both vestigial structures.
c.The two species were exposed to the same environmental pressures.
d.The two species have a common ancestor.
D?

Answer 1

Yes

Answer 2

I agree.

http://itc.gsw.edu/faculty/bcarter/histgeol/paleo2/homol1.htm

Answer 3

1. D
2. B
3. A
4. C

Answer 4

Hal is 100% right thanks so much!

Answer 5

Thanks Hal