Prokaryotes: structures and dieases

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What does a Gram Stain show?
is a common technique used to differentiate two large groups of bacteria based on their different cell wall.
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What colour with gram stain show if its positive?
Gram positive bacteria will be violet
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Discuss some features of gram positive bacteria?
90% of cell wall is peptidoglycan, provides protection and support, destroyed by lysosomes.
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Discuss some features of gram positive bacteria?
10% of cell wall is peptidoglycan, made of lipid bilayer and contains lipopolysaccharide (LPS) which is toxic
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What is an bacterial endospore?
An endospore is a dormant, tough, and non-reproductive structure produced by certain bacteria from the Firmicute phylum
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How does the bacteria help with the environement?
Decomposers - breaks down dead plants and organisms.... Nitrifying - convert NH4+ into nitrates NO3.... denitrifying - converts NH4+ into nitrogen
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Card 2

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What colour with gram stain show if its positive?

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Gram positive bacteria will be violet

Card 3

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Discuss some features of gram positive bacteria?

Back

Preview of the front of card 3

Card 4

Front

Discuss some features of gram positive bacteria?

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Card 5

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What is an bacterial endospore?

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