One NPF is called WASp, as it is defective in patients with Wiskott-Aldrich syndrome.

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#Id: 7981

#Unit 10. Ecological Principles

Many fish species have a gas-filled swim bladder that can adjust in size to make the density of the fish’s body equal to that of the surrounding water.

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#Id: 7982

#Unit 10. Ecological Principles

Adaptation to water viscosity

Some small aquatic organisms exploit the high viscosity of water by evolving large appendages

Streamlined shapes that reduce the drag caused by the high viscosity of water

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#Id: 7983

#Unit 10. Ecological Principles

Increased amounts of the amino acid proline or sugars such as glucose and fructose increase solute concentration, drawing water into the cells.

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#Id: 7984

#Unit 10. Ecological Principles

Sugars bind to phospholipids, helping stabilize cellular membranes, preventing them from becoming damaged during times of drought.

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#Id: 7985

#Unit 10. Ecological Principles

Some plants of arid habitats close their stomata in the day and open them at night, when it is cooler.

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#Id: 7986

#Unit 10. Ecological Principles

Urohydrosis - Some birds, such as vultures and storks, excrete urine on their legs, cooling themselves by evaporation.