Parent material, organic matter, sand, silt, clay, water
Answer:
Homologous
Explanation:
If two or more species share a unique physical feature, such as a complex bone structure or a body plan, they may all have inherited this feature from a common ancestor. Physical features shared due to evolutionary history (a common ancestor) are said to be homologous.
The hole is a separate phenomenon because it correlates something other than global warming. it doesn’t focus on global warming but more on specific areas.
The role is that it helps you with the urinal system and makes the things in your body go out of the body. (hopes it at least helped a little! (=^T^=)