文章:
题目:
According to the passage, which of the following best describes a function performed by oligosaccharins?
选项:
A、 Regulating the daily functioning of a plant's cells
B、 Interacting with one another to produce different chemicals
C、 Releasing specific chemical messengers from a plant's cell walls
D、 Producing the hormones that cause plant cells to differentiate to perform different functions
E、 Influencing the development of a plant's cells by controlling the expression of the cells' genes
答案:
E