- Chromosomes are the genetic information within a cell.
- The chromosomes are composed of a molecules called DNA (DeoxyriboNucleic Acid).
- Section of the chromosomes are called genes. 1 chromosones will have many genes.
- Each genes carry the information for the construction of protein.
- protein gives us characteristic association with the gene eg blood.
- Different organism have different amount of chromosomes
- Chromosomes operates in pairs = Homologous pairs.
The gene loci = same gene
characteristic has 2 version of each gene = called Alleles
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