Two different organisms have anatomically similar structures that are believed to have originated from a common ancestor. the functions are different as a result of environmental circumstances. these anatomically similar structures are a) vestigial. b) mutations. d) homologous. d) tropisms.

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.