Molecular Biology Problems

Solve problems involving transcription, translation, replication, and molecular genetics.

Cellular Respiration

Solve questions on ATP production, aerobic vs anaerobic pathways, and energy yield per glucose molecule.


Practice Now →
Structure of DNA and RNA

Practice identifying nucleotide sequences, complementary strands, and differences between DNA and RNA.


Practice Now →
DNA Replication

Solve questions on replication steps, enzyme roles, and strand directionality.


Practice Now →
Gene Expression

Test your understanding of transcription, translation, and gene regulation mechanisms.


Practice Now →
Types of RNA and Their Functions

Identify RNA types in scenarios, match functions, and apply to translation problems.


Practice Now →
The Genetic Code

Decode mRNA sequences, translate codons, and solve problems involving reading frames and start/stop signals.


Practice Now →
Mutations

Classify mutations, predict their effects, and identify causes and consequences.


Practice Now →
Protein Synthesis Summary

Trace steps of protein synthesis, match molecules to functions, and analyze mRNA → protein pathways.


Practice Now →
Enzyme Activity

Analyze how temperature, pH, and substrate concentration impact enzyme performance.


Practice Now →
Simple Biotechnology Applications

Apply concepts to real-world biotech scenarios, such as genetic testing or engineering.


Practice Now →
📘

Ready to dive into molecular biology theory?

Explore our collection of theory content in molecular biology, designed to enhance your understanding and knowledge of key concepts.

View Molecular Biology Theory Content
📝

Ready to take IJSO-style molecular biology mock tests?

Challenge yourself with our collection of IJSO-style mock tests in molecular biology, designed to test your problem-solving skills and understanding.

View Molecular Biology Mock Tests