Biology 1107

Test 1 Objectives

1. Understand the process involved in scientific discovery.

2. Describe how a hypothesis is formulated and how it becomes a theory.

3. Understand why natural selection is the driving force of evolution.

4. List the evidence that supports the theory of evolution.

5. Know the structure of an atom.

6. Understand what are the isotopes and ions of an element.

7. Know what is meant by ionic bond (give examples of compounds with ionic bond).

8. Know what is meant by covalent bond (give examples of compounds with covalent bond)

9. Explain why water is so important to life and what is its characteristics.

10. Describe what is pH and why is important biologically.

11. Identify the four types of biochemical compounds found in biological world and know their basic chemical composition.

12. Know what is meant by dehydration and hydrolysis.

13. know the difference between monosaccharides, disaccharides and polysaccharides and give examples.

14. Differentiate between saturated and unsaturated fats and give example of each.

15. Describe the four levels of protein structure.

16. Compare DNA and RNA in terms of structure and function.

17. Describe the structure and function of plasma membrane, nucleus, ribosomes, endoplasmic reticulum, Golgi apparatus, lysosomes, mitochondria, chloroplasts.

18. Differentiate between prokaryotes and eukaryotes.

19. Identify the different components of the cytoskeleton of the cells.