Federico is lifting weights at the gym. As he starts exercising, his body responds by changing his heart rate and his respiratory rate.
Which of these shows the way that Federico's body responds as he exercises?

Is there any solid scientific evidence that humans have been cloned?

Resperation is a way to release carbon back into the atmosphere

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.