The two strands of a DNA molecule are held together by ________ bonds between their base pairs.

• covalent
• hydrogen
• ionic
• peptide

If a segment of double-stranded DNA has 40 percent A, how much of it is C?

• 40
• 10
• 15
• 20

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
  

Tags

NGSS.HS-LS1-1

What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA

• Met-Pro-Ala-Val
• Met-Pro-Val
• Tyr-Gly-His
• Tyr-Gly-Arg-His

Every three letters (example: ATC) in DNA codes for what??

• Amino Acid
• Nucleotide
• Lipid
• Carbohydrate

Tags

NGSS.HS-LS1-1

The anti-codon 

• contains a sequence the same as the codon
• contains a sequence complementary to the codon 
• contains the base thymine

tRNA is involved in

• carrying amino acids 
• carrying ribosomes
• carrying glucose
• carrying lipids

Transcribe the following piece of DNA:
ATCGTA

• UAGCAU
• TAGCAT
• ATCGTA
• AUCGUA

Which amino acid is made from the RNA codon UUA?

• Phenylalanine
• Leucine
• Serine
• Tyrosine

Which amino acid is made from the RNA codon GUA?

• Phenylalanine
• Leucine
• Serine
• Valine