How many body segments to insects possess?
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Which organism is not a mollusk?
Which organism is not a mollusk?
Which organism is not a mollusk?
Which organism is not a mollusk?
The first Phylum to evolve and endoskeleton is the Echinoder…
The first Phylum to evolve and endoskeleton is the Echinoderms.
Cnidarians digest their food extracellularly.
Cnidarians digest their food extracellularly.
The Cenozoic Era was dominated by dinosaurs.
The Cenozoic Era was dominated by dinosaurs.
How do flatworms respire?
How do flatworms respire?
Muscles and bones are derived from which of the following ge…
Muscles and bones are derived from which of the following germ layers:
Match the description with the appropriate Phylum.
Match the description with the appropriate Phylum.
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 ________________