Prokaryotic Cells Flashcards

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1
Q

What is a prokaryotic cell?

A

Cell with DNA that is not enclosed in a nucleus, and has no membrane-bound organelles (bacteria cell)

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2
Q

What is the function of plasmid?

A

Carries genes that benefit the survival of the organism

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3
Q

What is the function of nucleoid?

A

Region where genetic information can be found, and controls cellular activity

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4
Q

What is the function of slime capsule?

A

Protects cell and prevents desiccation (drying out)

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5
Q

Does gram positive bacteria have a thin or thick peptidoglycan cell wall?

A

Thick

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6
Q

Does gram negative bacteria have a thin or thick peptidoglycan cell wall?

A

Thin

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7
Q

How many plasma membrane(s) does gram positive bacteria have?

A

Only one

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8
Q

How many plasma membrane(s) does gram negative bacteria have?

A

Two

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9
Q

Which gram bacteria is easier to treat and why?

A

Gram positive bacteria is easier to treat as it lacks an extra plasma membrane.

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10
Q

What colour does gram positive bacteria stain?

A

Purple/violet

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11
Q

What colour does gram negative bacteria stain?

A

Red/pink

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12
Q

Which part of gram bacteria gets stained?

A

Cell wall

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12
Q

What is the order of gram negative bacteria’s outer layers going from innerside to outerside?

A

Plasma membrane (inner)
Cell wall
Plasma Membrane
Slime capsule (outer)

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13
Q

What is the order of gram positive bacteria’s outer layers going from innerside to outerside?

A

Plasma membrane (inner)
Cell wall
Slime capsule (outer)

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