Accelerated analysis approaches emphasize the construction of (71) to more rapidly identify business and user requirements for a new system. As an accelerated analysis technology, (72) reads the program code and automatically generates the equivalent system model, and the code can be obtained from (73) All system analysis approaches require some form of (74) which includes those techniques to be used to identify or extract system problems and solution requirements from user community. (75) is a classical set of techniques used to collect information about system problems, opportunities, solution requirements, and priorities.

（72）处应填（）。

A．eXtreme programming

B．model driven

C．reverse engineering

D．agile method

如图所示的是细胞分裂和细胞分化的过程，请据图回答问题：

（1）图中的①表示细胞的______过程，判断依据是细胞______的增多．图中的②表示的是细胞的______过程，判断依据是细胞的形态发生改变，形成不同的______．

（2）日常生活中所食用苹果的果肉属于______组织．