单词	lactase
释义	lactase /ˈlakteɪz / noun [mass noun] Biochemistry An enzyme which catalyses the hydrolysis of lactose to glucose and galactose.The enzyme lactase breaks down the lactose to galactose and glucose.... Many people take extra doses of naturally produced enzymes, such as lactase, pepsin and trypsin, in supplement form. Lactose, the sugar present in milk, is split in the small intestine by the enzyme lactase into its constituent glucose and galactose molecules, allowing absorption of the glucose. Origin Late 19th century: from lactose + -ase.
随便看	personnel transfer capsule personnelwise person-object person of colour personological personologist personology person-oriented person perception personpower personship person-to-person personëity persorption persp. persp perspection perspectival perspective perspective control perspectived perspective-free perspective glass perspectiveless perspectively

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