What are the characteristics that best define a macromolecules

Four main classes that define a macromolecules are

EXPLANATION:

Macro-molecule is a large molecule which can contain more than 100's and 1000's of atoms. They are different from the smaller molecules and each macro-molecule does more than one function.

Macro-molecules are made up of single elements of monomers joined using covalent bonds and a large polymer is formed. For example, one molecule of polyethylene which is plastic has more than 2500 methylene groups, each one of them has two hydrogen and one carbon atoms.

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answer; a male inherits only one allele of the x-linked gene controlling hair color;