Figure 5: The illustration shows forelimb bones for a human, whale, and a bat.
Forelimb Bones
human
whale
bat
1 point
Use Figure 5. Part 1: What is similar and different about the three forelimb?
How does this information provide evidence of common ancestry?
Your answer

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.