Edexcel IGCSE Biology 3.19 Alleles Questions
Compare alleles with genes: a gene codes for a protein, while its alleles are alternative versions.
- Syllabus
- First assessment 2019
- Course
- Biology 4BI1
Exam points
- Distinguish a gene, which is a DNA section coding for a protein, from alternative versions of that gene called alleles.
Edexcel IGCSE Biology 3.19 Alleles Questions question 1
[Maximum number: 2]
Inheritance involves genomes, genes and alleles.
Explain the difference between a gene and an allele.
An explanation which makes reference to
- a gene is a section of DNA that codes for a specific protein / polypeptide / eq
- allele is an alternative form / version of a gene / eq
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