well biological could be your well mainly your looks how tall how short think physical sameness
the motive could be like smoking you think its cool cause your parent do it maybe
<em>Both the Acanthostega and the Icythyostega were animals characterized by having four extremities and be equipped with gills and lungs at the same time, which determines that they are called tetrapods similar to fish.
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<em>Their characteristics made them suitable for living in aquatic and terrestrial environments, so they probably inhabited shallow waters or even the surface of the earth.</em>
It is probably endocrine or muscular
Answer:
skin it protects from germs
Answer:
Describes ecosystem homeostasis
Explanation:
