8°IIT Final exam practice

What DNA role is described in the following text?

Storing information: the genetic material ______ information needed by every living cell

What DNA role is described in the following text?

____________ information: when a cell divides, each daughter cell must receive a complete copy of the genetic information.

What DNA role is described in the following text?

_______ information: before a cell divides, its genetic information must be copied.

What are the three components of a nucleotide?

• Deoxyribose sugar, salt, and nitrogenous base.

• Phosphate group, deoxyribose sugar, and nitrogenous base.

• Protein, lipid, and deoxyribose sugar.

• Ribose sugar, adenine, and thymine

In the nucleotide, what is the arrow pointing at?

• Deoxyribose sugar

• Phospate group

• Adenine

• Cytosine

In the nucleotide, what is the arrow pointing at?

• Deoxyribose sugar

• Phospate group

• Adenine

• Cytosine

Which nucleotide will pair with the nucleotide designated by the arrow?

• 
• 
• 
• 

Which nucleotide will pair with the nucleotide designated by the arrow?

• 
• 
• 
• 

Based on the Chargff's rule, the percentage of cytosine should be

• 30

• 20

• 40

• 60

Number the steps in the DNA replication process and indicate which enzyme is involved.

• First step.

  Helicase

• Third step.

  Polymerase III

• Second step.

  Primase

• Fourth step.

  Polymerase I

• Fifth step.

  Ligase