DNA, RNA, and the Genetic Code (LC 2027) (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
How many essential functions does DNA serve in living organisms?
How many essential functions does DNA serve in living organisms?
Three
What does each gene in DNA provide instructions for making?
What does each gene in DNA provide instructions for making?
A specific protein
What process allows DNA to make exact copies of itself?
What process allows DNA to make exact copies of itself?
DNA replication
What is the correct sequence of the central dogma?
What is the correct sequence of the central dogma?
DNA → RNA → protein
What is gene expression?
What is gene expression?
A gene causing protein production
What is RNA's primary function?
What is RNA's primary function?
Transport genetic info to cytoplasm
Where are ribosomes located?
Where are ribosomes located?
In the cytoplasm
What is a codon?
What is a codon?
A group of three bases
How many possible codon combinations are there?
How many possible codon combinations are there?
64
What does a start codon do?
What does a start codon do?
Marks the beginning of a gene
What does a stop codon indicate?
What does a stop codon indicate?
End of a gene
Where does transcription occur?
Where does transcription occur?
In the nucleus