How are longitudinal muscles different from circular muscles in annelids?
The longitudinal and circular muscles are antagonistic. This means that they are paired and while one contracts, the other relaxes. This allows them to work together much like the bicep and tricep muscles in your arm. ChaCha!
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What is a difference between mollusks and annelids?
Molluscs and annelids also share a eucoelomate body cavity; i...
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How many germ layers do annelids have?
An annelid is a protostome of Bilateria. Bilateria have bodie...
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What characteristics distinguish an annelid from other worms?
Annelids have segmented bodies.They also have many bristles o...
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How to compare the external appearance of marine annelids, earthworms and leeches?
Thanks! We appreciate your comments about GET1.
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Compare the external appearance of marine annelids, earthworms and leeches?
Thanks! We appreciate your comments about GET1.
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What characteristics distinguish an annelid from other worms?
Annelids have segmented bodies.They also have many bristles o...
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What is the primary evolutionary difference between mollusks and annelids?
Mollusks have a hard shell over them whereas annelids dont. C...
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How many germ layers do annelids have?
An annelid is a protostome of Bilateria. Bilateria have bodie...
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What is a difference between mollusks and annelids?
Molluscs and annelids also share a eucoelomate body cavity; i...
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What is the key distinguishing feature used to identify annelids from roundworms?
There are 4 distinguishing features between annelids and roun...
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How to compare the external appearance of marine annelids, earthworms and leeches?
Thanks! We appreciate your comments about GET1.
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Compare the external appearance of marine annelids, earthworms and leeches?
Thanks! We appreciate your comments about GET1.
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What complex body features were developed in annelids that their flatworm ancestors didn't have?
The parapodia ("limbs") of annelids that have them often bear...
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What are annelids that are marine and that have many setae and parapodia called?
The Annelida (meaning little annuli or rings) include the Pol...
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Annelids have a brain or cerebral ganglion that originates an...
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What type of circulatory system do annelids have?
Annelids have a closed circulatory system. Earthworms for exa...
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Do both arthropods and annelids have exoskeletons made of chitin?
No, only arthropods have exoskeletons made of chitin. That's ...
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Annelids do not have lungs but instead breathe through the sk...
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What do arthropods and annelids have in common?
Rephrase your question and post again. ChaCha 24/7!
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The annelids reproduce in a variety of ways, some reproduce s...
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What type of circulatory system do annelids have?
Annelids have a closed circulatory system. Earthworms for exa...
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What is the most distinguishing characteristic of annelids?
Annelids are bilateral, coelomate protostomes. Only one cut a...
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Which is a characteristic of mollusks but NOT a characteristic of annelids?
The annelids are a large phylum of segmented worms, with over...
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What are Characteristics of annelids?
The general characteristics of an Annelid are similar to thos...
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What do arthropods and annelids have in common?
Rephrase your question and post again. ChaCha 24/7!
About Annelids
Annelids are a phylum of segmented ringed worms that includes earthworms, leeches and ragworms.
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