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qpitt19777 qpitt19777
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6 years ago
Functions of the mantle in clams include
 
 a. secreting the shell.
  b. forming pearls around irritating grains of sand.
  c. forming the incurrent and excurrent siphons.
  d. all of the above.

Question 2

The deuterostomes are animals whose
 
 a. stomach is in front of the crop.
  b. mouth is covered by a fleshy lip.
 
  c. blastopore becomes the anus.
  d. digestive tract is lined by mesoderm.
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Replies
wrote...
6 years ago
Answer to q. 1

c

Answer to q. 2

b
qpitt19777 Author
wrote...
6 years ago
White Heavy Checkmark Will marking this solved...
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