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Chromosomes, Genes, DNA, image - Coggle Diagram
Chromosomes, Genes, DNA
DNA
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Except for identical twins, each person's DNA is unique
DNA replication
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Two identical DNA molecules are formed, each contains a strand from the parent DNA and a new complementary.
DNA contains the sugar deoxyribose, RNA contains ribose.
DNA is a double helix, RNA is a single strand.
Genes
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It is the unit of heredity, and may be copied and passed on to the next generation.
Chromosomes
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These are long threads of DNA, each made up of many genes.
The diagram shows the relationship between the cell, its nucleus, chromosomes in the nucleus and genes.
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