Natural gas extraction in the karoo is promoted as the to South Africa's energy crisis. Discuss​

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?

Creating new things to solve problems and improve life depends on the close interaction of which two fields?

Which of the characteristics of life does a virus display