DOPA is converted to dopamine in the cytoplasm of the cells by DOPA decarboxylase (amino acid decarboxylase)

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#Id: 8007

#Unit 10. Ecological Principles

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#Id: 6632

#Unit 8. Inheritance Biology

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#Id: 9080

#Unit 4. Cell Communication and Cell Signaling

Binding of acetylcholine triggers the opening of an associated K+ channel  in the plasma membrane via the Gβγ subunit of a Gi protein

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#Id: 8869

#Unit 2. Cellular Organization

Yeast cells with a defective wee1+ gene activate mitotic CDKs prematurely and premature entry into mitosis (smaller than normal cells

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#Id: 4638

#Unit 6. System Physiology – Plant

Seedlings grown in the dark display an etiolated growth pattern:

a) yellow unexpanded cotyledons

b) apical hook

c) Long hypocotyl