Biology STAAR REVIEW Flashcard

Front

What is the role of mRNA?

Back

mRNA copies the instructions from DNA and carries it out of the nucleus.

Front

What is the mRNA strand that would result from the DNA template strand CCTA?

Back

GGAU

Front

Which nitrogenous base is NOT found in RNA?

Back

Thymine.

Front

What does the codon UAA signify in protein synthesis?

Back

It signals a STOP in the protein chain.

Front

What is the first step of protein synthesis?

Back

Transcription.

Front

What is the function of ribosomes in protein synthesis?

Back

Ribosomes are the sites where amino acids are assembled into proteins.

Front

What are the building blocks of proteins?

Back

Amino acids.

Front

What is the process of converting mRNA into a protein called?

Back

Translation.

Front

What is the difference between DNA and RNA?

Back

DNA contains thymine, while RNA contains uracil.

Front

What is a codon?

Back

A codon is a sequence of three nucleotides that corresponds to a specific amino acid.