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Gas exchange in an echinoderm takes place through A. book lungs. B. skin gills. C. lungs. D. none of the above.
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Question
Asked 10/26/2011 12:40:54 PM
Updated 9/11/2015 4:29:28 AM
1 Answer/Comment
Flagged by alfred123 [9/11/2015 4:29:28 AM]
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User: Gas exchange in an echinoderm takes place through A. book lungs. B. skin gills. C. lungs. D. none of the above.

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Question
Asked 10/26/2011 12:40:54 PM
Updated 9/11/2015 4:29:28 AM
1 Answer/Comment
Flagged by alfred123 [9/11/2015 4:29:28 AM]
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Gas exchange in an echinoderm takes place through: SKIN GILLS.
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Added 9/11/2015 4:29:28 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [9/11/2015 4:36:30 AM]
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Which of the following is a characteristic of all arthropods? A. simple, single-lens eyes B. setae C. jointed appendages D. jaws
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Updated 1/7/2015 1:49:20 PM
1 Answer/Comment
A characteristic of all arthropods is: Jointed appendages.

Added 1/7/2015 1:49:20 PM
This answer has been confirmed as correct and helpful.
Confirmed by sujaysen [1/7/2015 1:54:41 PM]
Gas exchange in an echinoderm takes place through A. book lungs. B. skin gills. C. lungs. D. none of the above.
(More)
Question
Updated 8/16/2015 10:49:50 PM
1 Answer/Comment
Gas exchange in an echinoderm takes place through: SKIN GILLS.
Added 8/16/2015 8:28:00 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [8/16/2015 10:49:35 PM]
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