番茄果实达到一定的大小以后,果实就由绿色变为红色,这是由于番茄果实中含有一种茄红素的缘故。这种茄红素为一种针状结晶体,普遍存在于果肉各部分的细胞中,是碳水化合物的一种。由40个碳和56个氢原素所构成的。番茄果实在未变红以前,茄红素就已经存在于果肉细胞中,不过因为有叶绿素存在,茄红素不容易表 After the tomato fruit reaches a certain size, the fruit turns from green to red, which is due to the fact that tomato fruit contains a lycopene. This lycopene is a needle-like crystals, common in cells of various parts of the pulp, is a carbohydrate. It consists of 40 carbons and 56 hydrogen atoms. Lycopene already exists in the pulp cells before the tomato fruit turns red, but because of the presence of chlorophyll, it is not easy to express lycopene