DNA Unit Review Biology

Front

During translation, mRNA binds to a ___________.

Back

ribosome

Front

A missense mutation occurred during DNA replication that changed a DNA triplet from AAA to GAA. This mutation changes the amino phenylalanine to _______.

Back

leucine

Front

Ribosomes provide a site for tRNA to link to mRNA and form the ___________ bonds that hold amino acids together in a protein.

Back

peptide

Front

A section of DNA that contains the genetic code for a single protein is called a ___________.

Back

gene

Front

Changes in the genetic code of DNA are collectively termed ________.

Back

mutations

Front

What is the basic unit of DNA called?

Back

nucleotide

Front

What structure carries the genetic information from DNA to the ribosome?

Back

mRNA (messenger RNA)

Front

What is the process called where DNA is copied to make mRNA?

Back

transcription

Front

What type of mutation results in a premature stop codon?

Back

nonsense mutation

Front

What are the building blocks of proteins?

Back

amino acids