Inorganic Ions

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What are cations?
Positive ions.
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What are anions?
Negative ions.
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CATIONS: Ca(2+): How is calcium important to living organisms?
Bone, teeth and cartilage rigidity; crustacean exoskeleton; blood clotting; muscle contraction; activator for several enzymes; muscle contraction; transmission of nerve impulses; regulates cell membrane permeability; plant cell wall development
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CATIONS: Na(+): How is sodium important to living organisms?
Osmotic pressure regulation; maintenance of pH; control of water levels; carbohydrate absorption in intestine; water absorption in kidneys; nervous transmission; muscle contraction; constituent of plant vacuoles.
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CATIONS: (K+): How is potassium important to living organisms?
Water level controls; pH maintenance; assists active transport; synthesis of glycogen and proteins; breaks down glucose; generates healthy leaves and and flowers; nervous transmission; muscle contraction; component of vacuole.
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CATIONS: H(+): How is hydrogen important in living organisms?
Involved in photosynthesis; respiration; oxygen and CO2 transport; blood pH regulation.
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CATIONS: NH4(+): How is Ammonium important in living organisms?
Component of amino acids, proteins, vitamins, chlorophyll, nucleic acids, protein hormones; pH maintenance; component of nitrogen cycle.
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ANIONS: NO3(-) : How is nitrate important in living organisms?
Component of nucleic acids, amino acids, proteins (and protein hormones), vitamins, chlorophyll, the nitrogen cycle.
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ANIONS: HCO3(-) : How is hydrogencarbonate important in living organisms?
Regulation of blood pH; transport of CO2 in and out of blood.
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ANIONS: Cl(-) : How is chloride important in living organisms?
Urine production in kidneys; water balance maintenance; transport of CO2 in and out of blood; Regulates oxygen affinity in haemoglobin; regulation of blood pH; used in stomach hydrochloric acid production.
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ANIONS: PO4(3-) : How is phosphate important in living organisms?
Bone, teeth and cartilage rigidity; components of crustacean exoskeleton, phospholipids, ATP, nucelic acids and several important enzymes; blood pH regulation; plant root growth.
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ANIONS: OH(-) : How is hydroxide important in living organisms?
Blood pH regulation.
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What causes plants and animals to display deficiency symptoms?
Not consuming enough of a particular ion.
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Other cards in this set

Card 2

Front

What are anions?

Back

Negative ions.

Card 3

Front

CATIONS: Ca(2+): How is calcium important to living organisms?

Back

Preview of the front of card 3

Card 4

Front

CATIONS: Na(+): How is sodium important to living organisms?

Back

Preview of the front of card 4

Card 5

Front

CATIONS: (K+): How is potassium important to living organisms?

Back

Preview of the front of card 5
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