DNA Replication and Mutations

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

• Protein Synthesis

• DNA Replication

• Transcription

• Translation

Once replication in a DNA molecule is complete, each new DNA molecule contains ________________.

• two new strands

• 3 exact copies of strands

• one new strand and one old

• two old strands

Which of the following will NOT generally cause mutations?

• radiation

• chemicals

• DNA replication

• some consumable items

Tags

NGSS.HS-LS3-2

Translate the mRNA sequence to an amino acid sequence.

AUG-CCC

• Met-Pro

• Met-His

• His-Pro

• His-Met

Which of the following is the complementary mRNA sequence to this DNA strand: AACTGAA?

• UUGACUU

• TTGACTT

• AACTGAA

• AACUGAA

What does mRNA do?

• transfers amino acids to the ribosomes

• makes up ribosomes

• builds proteins

• provides information from DNA to ribosomes

This image shows that DNA Replication is _______.

• Conservative

• Dispersive

• Semiconservative

• Spontaneous

In order for DNA instructions to move from the nucleus to the ribosomes in the cytoplasm of a cell, an RNA copy of a DNA strand must be made. This process, which takes place in the cell nucleus, is called?

• translation

• mutation

• DNA replication

• transcription

What type of gene mutation has occurred here?

T-G-A-C-C-A

T-G-A-C-C-A-A

• Substitution

• Deletion

• Insertion

• Inversion

Tags

NGSS.HS-LS3-2

DNA molecule segment is : TTACGCAAG

The mutated DNA segment is TTACGCAAC. This is an example of ___ mutation.

• Substitution

• Insertion

• Inversion

• Frameshift mutation

Tags

NGSS.HS-LS3-2