Gram negative and gram positive bacteria Flashcards by Eddie Shilton | Brainscape

Q

Gram negative rods examples

A

Pseudomonas
Escherichia
Salmonella
Campylobacter
Vibrio
Yersinia

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Q

Gram negative rod foods

A

Protein rich
Beverages

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Q

Gram negative pros

A

Responds to H+, low Aw and preservatives

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Q

Gram negative cons

A

Rapid growth
Psychrotrophic

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Q

Gram positive rods examples

A

Lactobacillus
Arthrobacter
Clostridium
Listeria

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Q

Gram positive rod foods

A

Cured meats
Vegetables
Dairy

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Q

Gram positive rods pros

A

Responds to thermal treatment

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Q

Gram positive rods cons

A

Some species psychrotrophic
Tolerate H+

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Q

Gram positive cocci examples

A

Staphylococcus
Lactococcus
Enterococcus

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Q

Gram positive cocci foods

A

Dairy
Cured meats

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Q

Gram positive cocci pros

A

Responds to low temperature

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Q

Gram positive cocci cons

A

Some species are heat tolerant
Resistant to salt

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Q

What type of gram positive is non-spore forming?

A

Rods

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Q

What colour are gram negative and positive?

A

Positive= purple
Negative= pink

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