Central Dogma of Molecular Biology
Explore the fundamental principles of the Central Dogma, including DNA replication, transcription, and translation, with this comprehensive worksheet for Grade 11 science students.
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Central Dogma of Molecular Biology
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Read each question carefully and provide your best answer. Use your knowledge of the Central Dogma of Molecular Biology.
1. The Central Dogma describes the flow of genetic information from DNA to RNA to .
2. During transcription, the enzyme synthesizes an RNA strand from a DNA template.
3. The process of translation occurs in the of the cell.
4. A sequence of three nucleotides on mRNA that codes for a specific amino acid is called a .
5. Which of the following is NOT a component of DNA?
Deoxyribose sugar
Phosphate group
Uracil
Adenine
6. Where does transcription primarily occur in eukaryotic cells?
Cytoplasm
Ribosome
Nucleus
Mitochondria
7. DNA replication is a semiconservative process.
True
False
8. Transfer RNA (tRNA) carries the genetic code from the nucleus to the ribosome.
True
False
9. Describe the primary role of messenger RNA (mRNA) in protein synthesis.
10. Explain the significance of codons and anticodons in the process of translation.
11. Observe the diagram of the DNA double helix below. Label the following components: phosphate group, deoxyribose sugar, and nitrogenous base.
Use the words from the bank to complete the sentences below.
12. During translation, are linked together by to form a polypeptide chain.
13. The enzyme responsible for synthesizing new DNA strands during replication is .