Building Blocks in Life Science Chapter 13

Question 1

The Bible says living things are made of (not by) “dust,” simple “earthly” substances like the hydrogen, oxygen, nitrogen, carbon, and phosphorus that make up over 95 percent of “living matter.” Write the symbols for these five kinds of atoms: _____, _____, _____, _____, _____.

Answer 1

H, O, N, C, P

Question 2

What are the four major groups of biological molecules?

Answer 2

carbohydrates, proteins, fats or lipids, and nucleic acids