The most important muscles of respiration are the abdominal muscles.
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The first cite of chemical digestion takes place in the stom…
The first cite of chemical digestion takes place in the stomach.
Chordates are most closely related to:
Chordates are most closely related to:
The most important muscles of respiration are the abdominal…
The most important muscles of respiration are the abdominal muscles.
How many body segments to insects possess?
How many body segments to insects possess?
Organisms that lack a coelom and have an unsegmented body be…
Organisms that lack a coelom and have an unsegmented body belong to the phylum _________________.
The evolution of the amniotic egg in reptiles allowed them t…
The evolution of the amniotic egg in reptiles allowed them to successfully reproduce on land.
Describe the body of an Annelid.
Describe the body of an Annelid.
Organisms that lack a coelom and have an unsegmented body be…
Organisms that lack a coelom and have an unsegmented body belong to the phylum _________________.
What type of organism would be found in group of mollusks kn…
What type of organism would be found in group of mollusks known as the cephalopods?