Almost 2/3 of all named species on Earth belong to the Phylum ________________
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Animals in which the mouth develops from or near the blastop…
Animals in which the mouth develops from or near the blastopore are called _________________
Two example of parasitic flatworms include flukes and tapewo…
Two example of parasitic flatworms include flukes and tapeworms.
Almost 2/3 of all named species on Earth belong to the Phylu…
Almost 2/3 of all named species on Earth belong to the Phylum ________________
Cnidarians differ from other metazoans by having:
Cnidarians differ from other metazoans by having:
The function of the lymphatic system is to return lost fluid…
The function of the lymphatic system is to return lost fluid to the circulatory system.
Endotherms have a high body temperature that enhances metabo…
Endotherms have a high body temperature that enhances metabolism.
The Phylum of animals that lack symmetry and have no true ti…
The Phylum of animals that lack symmetry and have no true tissues or organs is:
Deuterostomes form an anus before they form a mouth.
Deuterostomes form an anus before they form a mouth.
The key evolutionary development of animals seen for the fir…
The key evolutionary development of animals seen for the first time in sponges is that of: