Osmotic Pressure

Microorganisms obtain almost all their nutrients in solution from the surrounding water because their composition is ____ to water

Hypertonic

If a microbe is placed in a higher solute concentration medium or _____ medium the cellular water passes out through the _______ ______ into the ________

Hypertonic

Plasma Membrane

Environment

The osmotic loss of water is called______

Plasmolysis

______ live in habitats with high solute concentration

osmophiles

________ prefer high concentrations of salts

halophiles

_______ _______ grow optimally in solutions of 25% NaCl but require at lease 9% NaCl for growth

Obligate halophiles

_____ _______ are remarkably resistant to salt, even though they do not normally reside in high-salt environments

Facultative halophiles

Microbes like Halobacterium and Halococcus must be grown in a medium that is _______ , but can grow at ________

25% NaCl

9% NaCl

Staphylococcus aureus can grow on a NaCl media ranging from _____ to _______

0.1% to 20%

If an obligate halophile archaea is placed in distilled water what will happen?

The cell wall will protect it from expoding as in the case of bacteria