div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 20111030 · catalysts and are made of protein Enzymes require an optimum best temperature and pH to be active If the temperature is too low enzymes are slow and if the temperature src=https:reader034vdocumentinreader034viewer20220422105eaef33c34f8d867bc535269html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: 20111030 · catalysts and are made of protein Enzymes require an optimum best temperature and pH to be active If the temperature is too low enzymes are slow and if the temperature src=https:reader034vdocumentinreader034viewer20220422105eaef33c34f8d867bc535269html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: 20111030 · catalysts and are made of protein Enzymes require an optimum best temperature and pH to be active If the temperature is too low enzymes are slow and if the temperature src=https:reader034vdocumentinreader034viewer20220422105eaef33c34f8d867bc535269html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: 20111030 · catalysts and are made of protein Enzymes require an optimum best temperature and pH to be active If the temperature is too low enzymes are slow and if the temperature src=https:reader034vdocumentinreader034viewer20220422105eaef33c34f8d867bc535269html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv