1.2 Prokaryotic Cells Flashcards

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1
Q

do they have nucleus?

A

no

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2
Q

how is DNA found?

A

in a region of the cytoplasm = nucleoid

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3
Q

what shape is their DNA

A

circular and “naked”

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4
Q

What is a plasmid

A

small circular pieces of DNA containing additional genes

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5
Q

do they contain membrane bound organelles?

A

no.
no mitochondria

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6
Q

what is the cell wall made of

A

murein

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7
Q

what does bacteria have to help it move around?

A

flangellum

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8
Q

name a eukaryotic cell with a flangellum

A

sperm

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9
Q

what are pili

A

Thin protein tubes attached to the plasma membrane.

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10
Q

What are pili for

A

sticky to allow bacteria (E.coli) to stick to a surface of another cells plasma membrane

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11
Q

what is the slimy capsule coating the bacteria for

A
  • protection against drying out
  • slippery to stop phagocytes from engulfing them
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