Ascaris is characterized by
A. presence of true coelom but absence of metamerism
B. presence of true coelom and metamerism (metamerisation)
C. absence of true coelom but presence of metamerism
D. presence of neither true coelom nor metamerism.
Answer:D
Ascaris is characterized by
A. presence of true coelom but absence of metamerism B. presence of true coelom and metamerism (metamerisation) C. absence of true coelom but presence of metamerism D. presence of neither true coelom nor metamerism.