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B6.2 Plant Responses

Plants are Autotrophs ­ meaning they are capable of self-nourishment by
using inorganic materials as a source of nutrients and photosynthesis (this
basically means they make their own food, in a fancy way)

(Heterotrophs require organic compounds for its principal source of food, ie they can't

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Auxin and it's effects in more detail:
Auxin is a h
ormone found in plants .

Auxins are mostly made in the tips of the shoots and roots, and
can diffuse to other parts of the shoots or roots.

They change the rate of elongation in plant cells , controlling…


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