CIE IGCSE Biology: 复习笔记:6.1.3 Use & Storage of Carbohydrates
Use & Storage of Carbohydrates
How are the products of photosynthesis used?
The carbohydrates produced by plants during photosynthesis can be used in the following ways:
Converted into?starch?molecules which act as an effective?energy store
Converted into?cellulose?to build?cell walls
Glucose can be used in?respiration?to provide energy
Converted to sucrose for?transport?in the phloem
As?nectar?to attract insects for pollination
Plants can also convert the carbohydrates made?into?lipids?for an energy source in seeds?and into?amino acids?(used to make proteins) when combined with nitrogen and other mineral ions absorbed by roots