The diagram below shows a cell from a plant leaf. Cytoplasm
Cell membrane
Cell wall
Chloroplast
Nucleus
Which two parts in the diagram above are not found in an animal cell?
Cell wall and chloroplast
Cell wall and cell membrane
Chloroplast and cell membrane
Cytoplasm and cell membrane

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.