Refer to the figure of the cellular slime mold Dictyostelium. What is occurring at arrows 1 and 3?
A) At arrow 1 spores have been released, and at arrow 3 spores have germinated and have grown into a fruiting body.
B) At arrow 1 a single large spore has been released, and at arrow 3 a plasmodium has formed.
C) At arrow 1 feeding amoebas have run out of food, and at arrow 3 aggregated amoebas have formed a mobile slug.
D) At arrow 1 a large amoeba has hatched from the spore case, and at arrow 3 the amoeba has become mobile.
E) At arrow 1 a feeding amoeba has begun searching for food, and at arrow 3 the amoeba has run out of food and started forming a fruiting body.

Question

Refer to the figure of the cellular slime mold Dictyostelium.  What is occurring at arrows 1 and 3?
A) At arrow 1 spores have been released, and at arrow 3 spores have germinated and have grown into a fruiting body. 
B) At arrow 1 a single large spore has been released, and at arrow 3 a plasmodium has formed. 
C) At arrow 1 feeding amoebas have run out of food, and at arrow 3 aggregated amoebas have formed a mobile slug. 
D) At arrow 1 a large amoeba has hatched from the spore case, and at arrow 3 the amoeba has become mobile. 
E) At arrow 1 a feeding amoeba has begun searching for food, and at arrow 3 the amoeba has run out of food and started forming a fruiting body.

Quizplus · Accepted Answer

At arrow 1, feeding amoebas have run out of food and are beginning to aggregate, forming a mobile slug at arrow 3.

Refer to the Figure of the Cellular Slime Mold Dictyostelium