Chapter 2/4: Archaea Flashcards Preview

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Flashcards in Chapter 2/4: Archaea Deck (18):
1

What are archaea also known as?

Extremeophiles

2

What do archaea use for DNA packaging?

Histones

3

What is found in all archaea cell envelopes?

Plasma membrane

4

What is found in most archaea cell envelopes?

Cell wall

5

What is the tail of the phospholipid made of in archaea?

Phytanyl

6

What is the tail of a phospholipid monolayer made of in archaea?

Biphytanyl

7

What is an environmental advantage of the archaea plasma membrane?

Heat stable

8

What are archaeon cell walls made of?

Pseudomurein

9

What is subunits make up Pseudomurein?

NAG, NAT

10

What two structures can be found outside the archaeon envelope?

S-layers, Flagella

11

What type of archaea grow at cold temperatures?

Psychrophiles

12

What type of archaea grow at hot temperatures?

Thermophiles

13

What types of archaea grow at very hot temperatures?

Hyperthermophiles

14

What types of archaea grow at a low pH?

Acidophiles

15

What type of archaea grow at high pressure?

Barophiles

16

What types of archaea require high levels of NaCl?

Halophiles

17

What type of archaea are all strict anaerobes?

Methanogens

18

What type of archaea reduce CO2 with H2 to produce CH4 and H2O?

Methanogens