Biology EOC Review 3- DNA & Mutations

Biology EOC Review 3- DNA & Mutations

B.6A & B.6E:

identifying components of DNA & illustrating mutations

Multiple Choice

Name this structure

• double helix

• nucelotide

• twisted ladder

• hydrogen bond

Multiple Choice

Which organelle is DNA usually found in?

• cell membrane

• vacuole

• ribosome

• nucleus

Multiple Choice

Which of the following best describes a DNA molecule?

• double helix

• contains ribose

• made of amino acids

• contains Uracil

Multiple Choice

What are the proper complementary base-pairs?

• A--T and G--C

• A--G and C--T

• G--T and A--C

• A--C and T--G

Multiple Choice

Guanine bonds with ______________.

• Adenine

• Guanine

• Cytosine

• Thymine

Multiple Choice

During which part of the cell cycle is DNA copied?

• Mitosis

• Cytokinesis

• S phase

Multiple Choice

A process in which DNA has the unique ability to make an exact copy of itself.

• Replication

• Translation

• Transcription

Multiple Choice

What will the matching sequence be on a strand that reads AAGCTAT?

• AACGATA

• TTCGTTA

• CCTGATA

• TTCGATA

Multiple Choice

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases

• the order (sequence) of the nitrogen bases

• the color of the nitrogen bases

Multiple Choice

Any change in the sequence of DNA is...

• transgenic shift

• Single Genotype

• Monohybrid Trait

• Mutation

Multiple Choice

Are all mutations bad?

• Yes

• No

Multiple Choice

What mutation has occurred here? (one has been swapped)

T-G-A-C-C-A

T-G-A-G-C-A

• Substitution

• Deletion

• Insertion

• Frameshift

Multiple Choice

Original DNA: CAT GAT CCA

New DNA: CAT TGA TCC A

What mutation occurred? (one has been added)

• deletion

• substitution

• tranverse

• insertion

Multiple Choice

DNA molecule segment is : TTA-CGC-AAG

The mutated DNA segment is TTC-GCA-AG.

This is an example of ___ mutation. (one has been removed)

• Substitution

• Deletion

• Insertion

• Inversion