8.4 Maintaining life Flashcards by Ella Marie Vokuhl | Brainscape

Q

Urea

A

excess protein from the liver

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Q

Urine

A

urea dissolved in water

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Q

urethra

A

tube from bladder to out of the body

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Q

ureter

A

tube from kidney to bladder

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Q

why are nitrate ions important for plants

A

they produce acids which make proteins

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Q

why are magnesium ions important for plants

A

they make chlorophyll

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Q

how can nickotine effect a unborn baby

A

it makes the baby smaller

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Q

A

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