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PolarNik [594]
3 years ago
9

Which of the following statements are accurate? (MORE THAN ONE ANSWER)

Biology
1 answer:
yawa3891 [41]3 years ago
3 0

Answer:

The statements in options A,B,C,D and E are all correct.

A. Invertebrates lack a back bone

B. Ecdysozoans typically posses a flexible exoskeleton that protects these animals from harmful external factors like water loss.

C. Deuterstomia, Lophotrochozoa and Ecdysozoa are classes of Bilaterians.

D. Animal A is a bilateral because bilateral embryos are triploblastic possessing three germ layers, are bilaterally symmetrical and lack a back bone.

E. All animal from studies are found to have a common ancestry.

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