biochem | water and life | safety equipment | water | equipment |
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Which of the following is a property of water that allows it to help an organism maintain homeostasis?
water molecules are polar
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Why is NASA's Mars curiosity looking for water on Mars?
it could be life
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What does a “R” rating on a respirator indicate?
somewhat resistant to oil
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What is the result of oxygen pulling electrons from hydrogen in a water molecule?
compound
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used to protect eyes
goggles
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What is carboxyl groups and fatty acid chains are the monomer units (components) of
lipids
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in what form was water found on Mars?
frozen
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An escape respirator is used when
Only used in an emergency
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What results from the attraction between two water molecules?
compound
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used to protect skin/ hands
gloves
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What is Passing genetic information from one generation to another is the responsibility of
nucleic acids
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What effect does water have on salt ions when the salt is added to the water?
dissolves
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should you play while doing a lab
no
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Why does frozen water or ice floats on top of liquid water?
it expands
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used to see smaller objects
microscope
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What is A major structural component of the skin, muscles, and organs is
protein
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Water is a good solvent because it is what kind of molecule?
polar
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should you always wear goggles
yes
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What is so unusual about ice when every other thing that it's cold sinks in water?
expands
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used to hold liquids
tube
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What is Water molecules are attracted to each other by
hydrogen bonds
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Why does sucrose dissolve but not break down when added to water whereas salt does?
polar and non polar
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should you always wear gloves
yes
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What does water's property of being a good solvent have to do with living things?
dissolves things
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used to measure liquids
dropper
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