Quiz on Proteins

Proteins are a

• Chemical

• Reaction

• Molecule

• Atom

Protein function is determined by its

• Structure

• Composition

• Location

• Size

Which is true

• Adenine bonds with cytosine

• Guanine bonds with thymine

• Guanine bonds with cytosine

• All of the above

Which contains the codon for the amino acid

• mRNA

• tRNA

• DNA

• DNA helicase

DNA replication occurs in the

• Nucleus

• Cytoplasm

• Ribosome

• Mitochondria

Protein synthesis (translation) occurs in the

• Nucleus

• Cytoplasm

• Ribosome

• Mitochondria

DNA contains the code for

• Ribosomes

• Biomolecules

• Lipids

• Proteins

The monomers of proteins are (or, proteins are made of)

• Fatty acids

• Amino acids

• Nucleic acids

• Monosaccharides

A segment of DNA which codes for a specific protein is called a

• Chromosome

• tRNA

• Gene

• Amino acid

Each new strand of DNA made in replication has how much of the original strand within it?

• 0%

• 25%

• 50%

• 100%