If the Photosynthetic Rate of C₄ Plants Such as Sugarcane,corn,and

question 39

Essay

If the photosynthetic rate of C₄ plants such as sugarcane,corn,and Bermuda grass is about two or three times that of C₃ plants-and both are substantially more productive than CAM plants-then why,over time,have C₄ plants not outcompeted and eliminated C₃ and CAM plants?

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Definitions:

Job Enlargement

Increases task variety by combining into one job two or more tasks previously assigned to separate workers.

Task Variety

The degree to which a job involves a range of different activities requiring different skills.

Separate Workers

The process or policy of keeping workers apart from each other, possibly based on roles, tasks, or certain conditions.

Abdication

The act of formally relinquishing responsibility or authority over something.