DNA Quiz

What process is shown in the diagram?

• replication
• transcription
• mitosis
• translation

The drawing shows the structure of what molecule?

• A DNA molecule
• A lipid molecule
• A carbohydrate molecule
• A protein molecule

What is the shape of DNA?

• double helix
• double heelies
• double trouble
• double staircase

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

• cytosine
• guanine
• thymine
• uracil

X outlines a(n) ___________.

• amino acid
• nitrogen base 
• nucleotide
• nitrogen base pair

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

The two strands of nitrogenous bases in DNA are joined by which type of bond?

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

the process of making a copy of DNA

• transcription
• double helix
• DNA replication
• replication fork

Label the picture in order:

• phosphate ; sugar ; base

• phosphate ; base ; sugar

• base ; sugar ; phosphate

• base ; phosphate ; sugar

Which of the following best describes a DNA molecule?

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