Here's what rhymes with biosynthesis.

Consider these alternatives

purine / seen biosynthetic / magnetic catabolism / given metabolism / given synthase / face pyrimidine / seen histidine / seen alkaloid / avoid enzymatic / dramatic inhibition / position cysteine / line heme / them glutathione / testimony pyruvate / pyruvat metabolite / right sterol / small secretion / completion phenylalanine / mean transduction / production catalyzes / enterprises cofactors / factors lysine / glycine metabolites / rights