Which type of rat is selected for in this ecosystem?

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.

Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.

The greater an ecosystem's the more likely it is that some organisms could survive catastrophic environmental changes. a. species diversity b. producer population c. water availability d. carrying capacity