Question

Which of the following evidence suggest that the molluscs have descended from the annelids?

• A. The living fossil Neopilina, shows metameric segmentation
• B. A larval stage of molluscs called Trochophore larva has structural similarity with annelid trochophore larva
• C. Molluscs do not have a segmented body
• D. Both (1) & (2)

Answer 1

The correct option is A The living fossil Neopilina, shows metameric segmentation

The evidence suggests that the mollusks have descended from the annelids is the living fossil Neopilina, shows metameric segmentation.

So, the correct option is 'The living fossil Neopilina, shows metameric segmentation'.