Body cavityMediumQuestion 10331
Question
Roundworms are described as pseudocoelomates because:
- ATheir cavity is not fully lined by mesodermCorrect
- BThey lack tissues
- CThey lack digestive system
- DThey have jointed appendages
Correct answer
Their cavity is not fully lined by mesoderm
Explanation
The pseudocoel is a persistent blastocoel.