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The structure of hair is formed by keratin. Keratin is most likely which of the following polymers?
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
What characteristic do all living things share?
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
To be considered a living thing, an organism must be able to
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
In winter many dogs grow a thick coat of fur. This is an example of
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
Many plants have a waxy cuticle to prevent them from losing water. This is made of
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
Which of the following do humans NOT get from food?
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
Which of the following do humans get from eating fats?
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
Which of the following best describes the function of enzymes in biological systems?
protein
adapt to change.
Enzymes act as catalysts to speed up chemical reactions
adapting to change
lipids
lipids
boric acid
They are made of cells
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