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COMPREHENSION QUESTIONS |
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| 1. | a | What do DNA and RNA stand for? | |
| b | Draw a diagram of a single DNA nucleotide. | ||
| c | Which enzyme turns DNA nucleotides into a polynucleotide? | ||
| d | Explain what is meant by the term complementary base pairing. | ||
| e | What are the 2 essential functions of DNA? | ||
| f | What are the 2 main types of RNA and what are their similarities and differences? | ||
| 2. | Describe DNA replication. | ||
| 3. | a | What are the two stages of protein synthesis? | |
| b | Which enzyme is responsible for forming mRNA? | ||
| c | How many types of tRNA are there? | ||
| d | Draw a flow chart summarising protein synthesis. | ||
| 4. | a. | List the three types of gene mutation. | |
| b. | Explain why two of these types have a greater effect than the others. | ||
| c. | State what the other type of mutation is | ||