Proteins that are consumed as part of the diet are digested into single amino acids, absorbed in the small intestine, and transported via the portal vein to the liver. Fill in the blank about protein digestion. Proteins are denatured by hydrochloric acid in the
1. stomach
2. pancreas
3. liver
4. mouth small intestine

What does natural resource management aim at ?

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.

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?