Answer:
they form to combine an organ system
Your answer will be c. each child receives some traits from each parent
Answer:
The kingdom Animalia, or Metazoa, includes all animals. Animals are multicellular, eukaryotic organisms, which are heterotrophic, meaning they obtain nutrition from organic sources.
Explanation:
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4 is the correct answer hope you get it right!!!
Answer:
Sand
Explanation:
Space, water, energy, and air are all needed for an organism to survive. Sand is just somewhere an organism could accustom to live in that environment.