Question

Ctenophora is not characterized by

i) aboral sense organ
ii) tentacles with colloblast cells

iii) mesoglea with amoebocytes and smooth muscle cells

iv) Body wall with cnidoblasts

v) Branched gastrovascular cavity opening to exterior by stomodaeum

a) only i and ii
b) all except iv
c) all except iii
d) only i and iii
e) all are true​

Answer 1

Answer:

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