Science Collection

Atomic Energy Levels - Video Clips

Evolutionary Patterns - Video Clips

Learn the basics about nucleic acids, how they form base pairs, and undergo replication and translation, as well as the methods and findings of some of the classic experiments in this area.

Instructions: The following problems have multiple choice answers. Correct answers are reinforced with a brief explanation. Incorrect answers are linked to tutorials to help solve the problem.

1. DNA, the genetic material

2. Meselson-Stahl, semiconservative replication

3. DNA replication I

4. DNA replication II

5. DNA replication III

6. Meselson-Stahl, second generation

7. DNA transformation

8. DNA base pairing

9. RNA

10. Translation

11. mRNA and translation I

12. Initiation and translation

13. mRNA and translation II

14. Codon-anticodon base pairing

15. Transcription

This resource is part of the Biology Links for One Laptop Per Child course which contains units on Exploring Life; The Cell; Genetics; Mechanisms of Evolution; The Evolutionary History of Biological Diversity; Plant Form and Function; Animal Form and Function; Ecology; and Astrobiology.

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