DNA and Mutations Review

What pairs with Adenine (A)? 

• Guanine (G)
• Cytosine (C)
• Adenine (A)
• Thymine (T)

What pairs with Thymine (T)?

• Adenine (A)
• Thymine (T)
• Guanine (G)
• Cytosine (C) 

What pairs with Guanine (G)?

• Adenine (A)
• Thymine (T)
• Cytosine (C)
• Guanine (G)

What pairs with Cytosine (C)?

• Guanine (G)
• Cytosine (C)
• Adenine (A)
• Thymine

What are the three types of mutation? 

• Insertion, Deletion, Subsitution
• Deletion, Newstion, Subsitution 
• Newstion, Deletion, Insertion 
• Insertion, Newstion, Substitution 

Normal-
GAG-CTC-GAC-AGA
Mutant
GAG CTC-CAC-AGA

• no mutation
• substitution
• insertion
• deletion

DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.

• Substitution
• Deletion
• Insertion
• Inversion

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

What do helpful mutations do? 

• Increases chances of survival 
• Decreases changes of survival 
• Increases chances of developing cancer
• Decreases skills

Which of the following is an example of a hurtful mutation? 

• Developing cancer
• Makes the organism faster
• Makes the organism a predator 
• Develops sharp claws