4.1 Chromosomes, genes, alleles and mutations Flashcards
1
Q
Define ‘gene’
A
A heritable factor that controls a specific characteristic
2
Q
Define ‘allele’
A
One specific form of a gene, differing from other alleles by one or a few bases only and occupying the same gene locus as other alleles of the gene.
3
Q
Define ‘genome’
A
The whole of the genetic information of an organism.
4
Q
Define ‘gene mutation’
A
A change to the base sequence of a gene
