1.1_DNA Function

Which of the following is not a base found in DNA?

• adenine
• thymine
• cytosine
• uracil

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 enzyme copies DNA?

• DNA polymerase
• DNA helicase
• RNA polymerase
• RNA helicase

What are the functions of genes?

• instructions for producing proteins
• instructions for producing DNA
• instructions for producing lipids
• they have no function

Tags

NGSS.HS-LS1-1

What does mRNA do?

• provides information from DNA to ribosomes
• transfers amino acids to the ribosomes
• makes up ribosomes
• builds proteins

What does rRNA do?

• provides information from DNA to ribosomes
• transfers amino acids to the ribosomes
• makes up ribosomes
• builds proteins

What does tRNA do?

• provides information from DNA to ribosomes
• transfers amino acids to the ribosomes
• makes up ribosomes
• builds proteins

What is the process that copies information from DNA into RNA?

• protein synthesis
• transcription
• translation
• DNA Polymerase

The enzyme that unzips the DNA to prepare for replication

• helicase
• replicase
• polymerase
• synthase

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

• Replication
• Translation
• Transcription

Tags

NGSS.HS-LS3-2