Adults emerging per 150 eggs of each fly type placed on each fruit type (egg-to-
ID: 45308 • Letter: A
Question
Adults emerging per 150 eggs of each fly type placed on each fruit type (egg-to-adult survival)
Poisontree seeds from main island
Poisontree seeds from small island
Seeds from other species of trees from main island
Flies from main island
0
0
145
Flies from small island
140
140
20
-What evolutionary change (if any) in the trees does the Table suggest
-What evolutionary change (if any) in the flies does the Table suggest
Poisontree seeds from main island
Poisontree seeds from small island
Seeds from other species of trees from main island
Flies from main island
0
0
145
Flies from small island
140
140
20
Explanation / Answer
* Flies from the Main island survived on seeds from other species of trees from main island only
* Flies from small island survived in Poisontree seeds from both main island and small island
* Some of the eggs from small island even survived in seeds from other species of trees. The percentage of this survival is 14.7
* The flies are trying to adapt to survival in seeds other than poisontree seeds
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