Their limbs are homologous structures, which means that they are all inherited from the common ancestor of the tetra pods.
Answer:
For order, it would be Coleoptera (beetles). For class, it would be Insecta (insects)
Answer:
analogous
Explanation:
They share the same function but have different evelutionary origins.
Explanation:
Muscles act on joints antagonistically. Some muscles will contract while other contract pulling on bones around joint hence enabling movement. An example is the elbow joint is moved by antagonistic action of biceps and triceps. When your biceps contract and triceps relax you are able to bend your arm at your elbow. When your triceps contract and biceps relax, your arms straighten.
Learn More:
Learn more about muscle action on joints;
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