Answer:
Chemical Mixtures
A mixture is a material system made up of two or more different substances, which are mixed but not combined chemically. A mixture refers to the physical combination of two or more substances in which the identities of the individual substances are retained.
Explanation:
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Answer:
ecosystem
Explanation:
I believe it is an example of ecosystem because plants are part of the ecosystem and produce oxygen for us to breathe.Correct me if im wrong
Answer: Sequence of Amino acids
Explanation: The shape of a protein is determined by its primary structure (sequence of amino acids). The sequence of amino acids in a protein is determined by the sequence of nucleotides in the gene (DNA) encoding it.
Organisms altering their environment
