• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/6

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

6 Cards in this Set

  • Front
  • Back
Archea (general)
-have plasmids
-no peptidoglycan cell wall
-none do chlorophyll based photosynthesis
-some fix nitrogen
-none are pathogens
2 groups of archea
Crenarcheota (mostly thermophilic and acidolphillic)
Euyarcheota (some methanogens)
Acidophillic
-acid loving
-sulfolobus live in hot sulfur springs
-some live at ph near 0 but maintin internal pH of 7
-lots of crenarcheota
Methanogens
-produce methane by reducing CO2
-release 2 billion tons Ch4 per yr
-many live in guts of mammals or ocean vents
Halophiles
-salt lovers
-pink cartenoid pigments
-some have light absorbing bacteriorhodopsin
-live in most salty, alkaline environments on Earth
-have increased osmolarity inside cell, specially adapted proteins, carbs, membrane pumps, desication resistannce
THermophiles
-heat lovers
-hyperthermophyly 80C
-adapations often independently evolved
-need stable proteins with more salt bridges in proteins, altered amino acid content
-slowed enzyme rates
-decrease fluidity of membranes