Molecule

FIGURE 3.12 The General Pattern of Information on a Chromosome

Genes are normally preceded by regions of DNA involved in regulation. Between the genes are regions of DNA that apparently do not carry useful genetic information. These are called intergenic regions and vary greatly in size.

FIGURE 3.12 The General Pattern of Information on a Chromosome

Genes are normally preceded by regions of DNA involved in regulation. Between the genes are regions of DNA that apparently do not carry useful genetic information. These are called intergenic regions and vary greatly in size.

FIGURE 3.13 The Circular Bacterial Chromosome and Its Replication

The bacterial chromosome is circular and not linear. When the double stranded DNA is duplicated, the chromosome is opened forming loops that allow replication of each DNA strand.

Newly synthesized genetic information

FIGURE 3.13 The Circular Bacterial Chromosome and Its Replication

The bacterial chromosome is circular and not linear. When the double stranded DNA is duplicated, the chromosome is opened forming loops that allow replication of each DNA strand.

Newly synthesized genetic information

Non-replicating

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