26. describe the development of the fetus during the final trimester. 27. what is a tubal ligation? 28. describe the differences between a fertilized egg and an unfertilized egg. 29. what can happen if there is a mutation to the zygote? 30. where and why is sperm produced in males?

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.