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Reproduction in Bacteria

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•Bacteria can rapidly reproduce themselves in warm, dark, and moist conditions

•Bacteria need plenty of food and the right temperature

•Other conditions like space, oxygen and light must also be met

Conditions needed for Bacteria to reproduceConditions needed for Bacteria to reproduce

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How often do bacteria reproduce?

The time of reproduction depends on how desirable the conditions are

Some can reproduce every 20 minutes

(one bacteria could be an ancestor to one million bacteria in six hours)

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Two Types of Reproduction

asexually sexually binary fission conjugation.

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Conjugation

A bridge is formed between two bacteria and genetic information in exchanged.

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Conjugation

Rediscovering Biology - Animation Archive

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Bacterial Cell & Nucleiod DNA Ring

DNA replication

Cell wall synthesis

Cell separation

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BINARY FISSION

Bacteria dividing Completed

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Cell Division: Binary Fission

http://www.emc.maricopa.edu/faculty/farabee/BIOBK/BinaryFissionAnimationC2.gif

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