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biology > inorganic ions > Flashcards

inorganic ions Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

what is an ion?

A

atom with an electric charge

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2
Q

inorganic ion doesn’t contain what?

A

carbon

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3
Q

what are iron ions important for?

A

haemoglobin

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4
Q

what is haemoglobin?

A

large protein that carries oxygen around the body in red blood cells

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5
Q

PH is calculated based on what?

A

the concentration of hydron ions

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6
Q

what do sodium ion help transport?

A

glucose and amino acids across membranes

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7
Q

what’s an essential component of ATP & DNA?

A

phosphate ions

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