It is how the animal is built so that it can have a higher chance or survival in the wild. Structural adaptations allows the animal to protect itself from predators mainly by camouflaging(zebras, tigers), having a protective outer covering(turtle, porcupine) etc.
A dog would be panting because as a stuctural adaptaion . My answer is no because a dog would be panting because is hot.
it is a stuctural adaptation that enhances an organism survival. e.g fish breathing through their gills, mimicry(king snake and coral snake)
cells
CH3CH2OH or C2H5OH
H-C_=C-H
lipid bilayers
Saturn's Rings. Hopefully.
Stuctural
CH3-CH2-Cl... choloro ethane or ethyl chloride...
neuron
They have Cellulose Cell Walls providing the plants stuctural support.
steel, in olden times cast iron.