The heat causes them to open up and flow air
The correct option for this problem is A. Comets.
Answer:
c.
Explanation:
The definition of a homologous structure is an organ or body part that appears in different animals and is similar in structure and location, but doesn't necessarily share the same purpose. An example of a homologous structure is the human arm as compared to the wing on a bird.
looked it up hope it helps
Answer:
cell membrane is the answer
Answer:
<em>Basically enzymes are biological catalysts. They speed up chemical reactions. Enzymes are required mostly of the chemical reactions that happen in organisms . These reactions happen in the breakdown of chemical molecules. That is what we see in our digestive system .</em>
Explanation:
