Animals maintaining a constant and elevated body temperature independent of ambient conditions are
A) homeothermic.
B) poikilothermic.
C) ectothermic.
D) mesothermic.
E) None of the choices are correct
Correct Answer:
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Q2: The _ of annelids and molluscs is
Q3: In many modern animals,the ancient archinephric duct
Q14: What is the flatworm excretory organ called?
A)Protonephridium
B)Mesonephridium
C)Metanephridium
D)Nephridium
E)Eunephridium
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A) modern
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A)
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