Chapter 21

Genomes and Their Evolution

Explore how genomes evolve over time. Master comparative genomics - essential for understanding evolutionary relationships.

6 Hours

Olympiad 5/5

Advanced

NEETOptional

MCATRequired

AP BiologyRequired

IB BiologyRequired

USABO

5/5

BBO

5/5

INBO

5/5

IBO

5/5

Key Topics Covered

Genome sequencing projects

Comparative genomics

Gene families and duplication

Transposable elements

Genome evolution patterns

Interpret genome sequencing data

Compare genomes across species

Explain gene family evolution

Understand transposon impact on genomes

Basic concepts are tested, but detailed comparative genomics is more relevant for Olympiad and AP/IB Biology.

Olympiads test bioinformatics concepts, sequence alignment interpretation, and evolutionary tree construction from genomic data.

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