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Macromolecules

Test Description: Lipids, carbohydrates, proteins and nucleic acids (2.3)

Instructions: Answer all questions to get your test result.

1) Which of the following is NOT a function of proteins?

Ato help fight disease Bto control the rate of chemical reactions Cto store genetic or hereditary information Dto move substances in and out of cells

2) Why is carbon so special compared to other elements?

AOnly carbon atoms can form covalent bonds with oxygen and hydrogen. BOnly carbon atoms can be dissolved in water solutions and suspensions. CCarbon atoms can bond to one another and form a lot of different structures. DCarbon atoms can form quadruple bonds.

3) Amino acid is to protein as ___.

Afatty acid is to lipid Bnucleotide is to lipid Csugar is to nucleotide Dsugar is to fatty acid

4) ____ join together to form polymers.

Apolymers Bmonomers Cmonosaccharides Dpolysaccharides

5) ____ is the process that involves the joining of monomers together.

Achemical reaction Bnucleotidation Cpolymerization Dmonomerization

6) The main purpose of carbohydrates is to ____.

Astore hereditary information Bregulate cell processes Cstore energy Dprovide energy

7) The main purpose of lipids is to ____.

Aregulate cell processes Bprovide energy Cstore hereditary information Dstore energy

8) The main purpose of nucleic acids is to ____.

Aregulate cell processes Bstore hereditary information Cstore energy Dprovide energy

9) The main purpose of proteins is to _____.

Aregulate cell processes Bstore hereditary information Cstore energy Dprovide energy

10) ____ are made up of C, H and O, and generally have a ratio of 1:2:1

Alipids Bproteins Ccarbohydrates Dnucleic acids

*select an answer for all questions

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