DNA/RNA/Protein Synthesis

Which sequence of mRNA bases would pair with this partial strand during transcription?
ATG TGA CAG

• ATG TGA CAG
• UAC ACU GUC
• GUA AGU GAC
• CAT TCA CTG

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of...

• cytosine
• guanine
• thymine
• uracil

Tags

NGSS.HS-LS1-1

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Why is DNA important?

• It is very small and very complicated
• It's in everything
• It serves as the master plan for traits of all living things
• Because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What determines the genetic code 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

Which two molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• ribose sugar and a hydrogen bond
• ribose sugar and the nucleus
• deoxyribose sugar and phosphate

Which cell structure (organelle) is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

Tags

NGSS.MS-LS3-1

The bases of DNA are joined by which type of bond?

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

Tags

NGSS.HS-LS1-1