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Table 1. Adults emerging per 150 eggs of each fly type placed on each fruit type

ID: 45405 • Letter: T

Question

Table 1. 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

Assume that the flies meet the necessary criteria discussed above (i.e., Biological or Phylogenetic species concepts) to be considered distinct species. What is the most likely geographic mode of speciation (be specific)

it is sympatric speciation OR allopatric speciation

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

By observing the above data, we can conclude that most likely geographical mode of speciation is sympatric speciation.