DNA, RNA + PS Test

What will be the resulting mRNA from this DNA sequence:
GAT-TAC-AGA-TTA-CAT?

• CTA-ATG-TCT-AAT-GTA
• GAU-UAG-UGA-UUA-GUT
• CUA-AUG-UCU-AAU-GUA
• CAT-ACA-TAC-ATA-TAG
  

The DNA nucleotide is composed of three parts. Which two components make up the nucleotide backbone?

• ribose sugar and base
• ribose sugar and phosphate group
• nitrogen base and deoxyribose sugar
• deoxyribose sugar and phosphate group
  

How are the amino acids linked together during translation?

• by creating peptide bonds
• by creating hydrogen bonds
• by creating covalent bonds
• by creating phospate bonds
  

How many amino acids can be represented by a single 3-base DNA sequence?

• 1
• 3
• 6
• 8

Which type of RNA delivers the genetic code to the ribosome?

• tRNA
• mRNA
• rRNA
• tmRtmRNA

How is the DNA sequence AATTA replicated in a new strand during Replication?

• AATTA
• AATAA
• TTAAT
• TTATT

What type of mutation occurs when a piece of a chromosome is lost during cell division?

• Deletion
• Inversion
• Addition
• Translocation

Which best represents the sequence of bases on mRNA?

• A U C G
• A T U G
• A T C G
• U T C G
  

Which would most likely produce a mutation that is passed on to offspring?

• radiation changing the DNA sequence in skin cells
• a gamete with an extra chromosome forming
• tobacco smoke altering the genes in lung cells
• exposure to chemicals altering nerve cell function
  

A segment of the DNA from a chimpanzee has the sequence:                 TAC GAA GCA.         Which mRNA would be transcribed from this segment of DNA?

• GCA TCC TAC
• AUG CUU CGU
• ATG CTT CGT
• GCA UCC UAC