enzyme conversion

, submit the following:

· Starting with the precursor substance tyrosine or tryptophan, draw three diagrams showing how the various enzymes convert this substance to serotonin, dopamine and norepinephrine.

Submission Instructions:

· Your diagrams must be hand-drawn. Scan your diagrams and submit them as an attachment of an image file or PDF. 

· Follow APA 7th Edition formatting guidelines for