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Author Question: How many of the following are characteristics of arthropods? 1. protostome deve (Read 580 times)

Charlie

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on: Aug 5, 2013
How many of the following are characteristics of arthropods?
1.    protostome development
2.    bilateral symmetry
3.    a pseudocoelom
4.    three embryonic germ layers
5.    a closed circulatory system
A) one of these
B) two of these
C) three of these
D) four of these
E) five of these


camila

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Reply #1 on: Aug 8, 2013
Answer has to be C, trust me!


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Charlie

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Reply #2 on: Oct 18, 2013
Wonderful, you were right, thank you so much.


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