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Grade 9
Genetics
5. Basic Genetics
5.2 Gene Expression, Protein synthesis
Gene Expression & Protein Synthesis: How DNA Becomes Life
Discover how the genetic code in DNA is transformed into the proteins that power every living cell, through the remarkable processes of transcription and translation.
What You'll Learn
Gene expression converts DNA information into functional proteins via two steps.
Transcription produces mRNA from DNA inside the cell's nucleus.
Translation uses ribosomes and tRNA to assemble amino acid chains.
Mutations can silently, partially, or completely disrupt normal protein production.
What You'll Practice
1
Students trace the sequence of events during gene expression processes.
2
Learners identify RNA processing steps and their effects on proteins.
3
Practice questions distinguish silent, missense, and nonsense mutation types.
Why This Matters
Mastering gene expression and protein synthesis is fundamental to understanding how genetic information shapes all living organisms and drives advances in medicine and biotechnology.
This Unit Includes
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Learning resources
Skills
Gene Expression
Protein Synthesis
Transcription
Translation
Central Dogma
AB Curriculum Aligned