The Chemical Level of Organization, 8 Questions help
Answer the questions in your own words an in complete sentences.
- Proteins are a diverse group of molecules. List four functions performed by proteins.
- There are many types of lipids in the human body. What type of lipid would be found in (a) cell membranes? (b) ovaries and testes? (c) subcutaneous fat deposits?
- The bonds between hydrogen and oxygen in water differ from the bonds between hydrogen and carbon in carbohydrates. How and why do these bonds differ?
- If an isotope of carbon has a mass number of 14 and an atomic number of 6, how many neutrons does it have? Explain your answer.
- Describe some of the unusual properties of water.
- If pure distilled water has a pH of 7.0, what is the concentration of H+ ions? What is the concentration of OH– ions? What is the ion product of water?
- How does Alka Seltzer act as a buffer in the stomach?
- What is the atomic number of an element with seven protons?