| 释义 |
ga·lac·tose
\gəˈlakˌtōs also -ōz\ noun
(-s)
Etymology: French, from galact- + -ose
: an aldose sugar HOCH2(CHOH)4CHO that is less soluble and less sweet than glucose and that is known in dextrorotatory, levorotatory, and racemic forms of which the dextrorotatory d-form is obtained by hydrolysis of lactose melibiose, raffinose, or certain polysaccharides (as agar and pectin) and the levorotatory l-form by hydrolysis of flaxseed mucilage — compare glucose illustration |