The ribbon worms differ from the flatworms in having
A) an incomplete digestive tract.
B) protonephridia.
C) a true circulatory system.
D) a nervous system.
Correct Answer:
Verified
Q1: The cystid is the body wall of
Q3: Entoprocts
A)are mostly freshwater.
B)are wormlike.
C)have an incomplete digestive
Q4: Phoronida
A)are small freshwater worms.
B)are tube-dwelling marine animals.
C)do
Q5: Small organisms that cling to the jaws
Q6: Ribbon worms are
A)carnivores.
B)nearly all marine dwellers.
C)nonparasitiC.
D)all of
Q8: A lophophorate phylum that is primarily marine,but
Q9: Ectoprocta
A)live in marine and freshwater habitats.
B)typically form
Q10: The lophotrochozoans are now believed to include
Q30: Resistant capsules containing germinative cells formed by
Q35: The fleshy stalk of a brachiopod is
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents