Examlex
The tentacles of squids bear hooks, while those of octopus do not.
Parietal Pericardium
A tough outer layer of the pericardium which is a fibrous sac that encloses the heart.
Feline Lungs
The respiratory organs in cats, facilitating gas exchange necessary for metabolism and energy.
Human Lungs
The pair of respiratory organs located in the chest, responsible for gas exchange between the air and the blood, providing oxygen and removing carbon dioxide.
Pleura
A double-layered membrane surrounding each lung, providing lubrication and facilitating the lungs' movements during breathing.
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Q108: The molluscs:<br>A) do not have a larvae
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