3.1 Biological molecules - building blocks of life Flashcards by Arwen Drinkall | Brainscape

Q

What is the formula for methane?

A

CH4

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Q

What is the formula for Ammonia?

A

NH3

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Q

What is the cation Calcium useful for?

A

Ca 2+
- cell function
- Nerve impulses

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Q

What is the cation Sodium useful for?

A

Na +
- kidney function
- nerve impulses

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Q

What is the cation Potassium useful for?

A

K +
- nerve impulses
- stomata

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Q

What is the cation Hydrogen useful for?

A

H +
- catalyses (enzymes)
- pH determination

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Q

What is the cation Ammonium useful for?

A

NH4 +
- nitrate ions (fertilisers)

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Q

What is the anion Nitrate useful for?

A

NO3 -
- amino acid formation

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Q

What is the anion Hydrogen Carbonate useful for?

A

HCO3 -
- blood pH

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Q

What is the anion Chloride useful for?

A

Cl -
- balance sodium and potassium ions

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Q

What is the anion Phosphate useful for?

A

PO4 3-
- cell membranes
- ATP formation
- bone formation

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Q

What is the anion Hydroxide useful for?

A

OH -
- catalysts
- pH determination

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