Using the figure below and your knowledge of the slime mold Dictyostelium, what might you think is the signal to change from a feeding slug to the other stages?
A) Time-the organism passes through each stage of its life cycle on a regular schedule.
B) Predators in the environment
C) Lack of nutrients in the environment
D) Temperature changes
E) All of the above

Question

Using the figure below and your knowledge of the slime mold Dictyostelium, what might you think is the signal to change from a feeding slug to the other stages? 
A) Time-the organism passes through each stage of its life cycle on a regular schedule. 
B) Predators in the environment 
C) Lack of nutrients in the environment 
D) Temperature changes 
E) All of the above

Quizplus · Accepted Answer

Dictyostelium changes from a feeding slug to other stages when there is a lack of nutrients in the environment, triggering the cells to aggregate and form the fruiting body structures shown in the figure. Time, predators, and temperature changes are not known to be specifically involved in triggering this response.

Using the Figure Below and Your Knowledge of the Slime