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3. Match the definitions below with their correct terms from the list above List

ID: 36194 • Letter: 3

Question

3. Match the definitions below with their correct terms from the list above

List of Terms

primary structure              ?-helix                                                         ?-sheet                   

tertiary structure               secondary structure                           quaternary structure

antiparallel                           complementary                                                    double helix

base pair                                 genome                                                      enzyme

The linear amino acid sequence of a protein______________________________________

The totality of the genetic information carried in the DNA of a cell or an organism_______

___________________________________

The regular local folding patterns in a protein classified as ?-helix and ?-sheet____________

_________________________________

The three-dimensional structure of DNA, in which the two strands of DNA held together by hydrogen bonds between the bases, are coiled around one another.___________________________________

Folding of the linear sequence of amino acids in a protein into a coiled structure stabilized by hydrogen bonding_______________________________________________________________

Two nucleotides in an RNA or DNA molecule that are held together by hydrogen bonds.___________

____________________________________________________________

The three-dimensional structure of the different polypeptide chains in a multi-subunit protein.______

___________________________________________________________

Describes the relative orientation of the two DNA strands in the DNA double helix: the polarity of one strand is oriented in the opposite direction to that of the other strand._________________________

A pleated structure that is composed of side by side polypeptide chains held by hydrogen bonds.___

________________________________________

Protein that catalyzes a specific chemical reaction._______________________________

Explanation / Answer

1- primary structure

2-genome

3-alpha helix, beta sheet

4-double helix

5-secondary sturcture

6- complementary

7-tertiary structure

8-antiparllel

9-quartarnary structure

10-enzyme

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