Answer:
Explain:
Homologous structures are structures that are similar in related organisms because they were inherited from a common ancestor. These structures may or may not have the same function in the descendants. Figure below shows the hands of several different mammals. They all have the same basic pattern of bones
Its alveoli, is where gas exchange happens
Answer:
There are two types of planets. Terrestrial and Jovian planets. One thing is common in both of them.
Both the terrestrial and the Jovian planets possess a solid core, made mostly of metallic and/or rocky material.
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The answer to this question is watershed.