DNA & RNA (DNASF1A)

Which 2 molecules forms the sides (backbone) of DNA & RNA

• sugar (pentose) and adenine

• sugar (pentose) and a hydrogen bond

• sugar (pentose) and the uracil

• sugar (pentose) and phosphate

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
• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Tags

NGSS.MS-PS1-1

DNA codes for...

• cholesterol
• proteins
• fatty acids
• a sandwich

Tags

NGSS.HS-LS1-1

Which molecule uses DNA as a template to carry instructions out of the cell?

• tRNA

• mRNA

• rRNA

• DNA Polymerase

What is the term for a three nucleotide sequence that codes for an amino acid? For example: AUG

• Nitrogen base

• Codon

• Anticodon

• Phosphate group

Tags

NGSS.HS-LS1-1

Transfer RNA (tRNA) is important because it __________.

• Carries amino acids to the ribosome
• Carries ribosomes to the ER
• Carries glucose to mitochondria
• Carries mRNA out of the nucleus

Which of the following is a correct difference between RNA and DNA?

• RNA is single stranded and DNA is double stranded
• RNA is double stranded and DNA is single stranded
• DNA uses Uracil and RNA uses Thymine
• RNA has deoxyribose and DNA has ribose

Which statement is TRUE regarding DNA and RNA?

• DNA's sugar is ribose; RNA's sugar is deoxyribose
• DNA is single stranded; RNA is double stranded
• DNA contains thymine; RNA contains uracil
• DNA is in cytoplasm; RNA is in nucleus

What are the three base segments of tRNA called?

• anticodons
• codons
• triplets