Front

What is the main function of tRNA?

Back

To bring amino acids from the cytoplasm to the ribosomes.

Front

Where does transcription take place in eukaryotic cells?

Back

In the nucleus.

Front

What is a point mutation?

Back

A change in a single nucleotide in the DNA sequence.

Front

What are the two components found on a molecule of tRNA?

Back

Amino acids and anticodons.

Front

How many nucleotides correspond to one amino acid?

Back

Three nucleotides.

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes facilitate the translation of mRNA into a polypeptide chain.

Front

Define transcription in the context of protein synthesis.

Back

Transcription is the process of copying a segment of DNA into mRNA.

Front

What is the difference between DNA and RNA?

Back

DNA contains deoxyribose sugar and is double-stranded, while RNA contains ribose sugar and is single-stranded.

Front

What is an amino acid?

Back

Amino acids are the building blocks of proteins.

Front

What is a codon?

Back

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