Unit 4 Review: DNA The Central Dogma

Front

What molecule is represented by the structure shown in the drawing?

Back

DNA molecule

Front

Where does translation occur in the cell?

Back

Ribosome

Front

What does a point mutation involve?

Back

Changes in a single base pair

Front

Which molecule is created in the nucleus and carries the genetic code to the cytoplasm?

Back

mRNA

Front

What are the components of a nucleotide?

Back

Sugar, Phosphate, Nitrogen base

Front

What is the central dogma of molecular biology?

Back

DNA -> RNA -> Protein

Front

What is the role of tRNA in protein synthesis?

Back

tRNA carries amino acids to the ribosome during translation.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains thymine; RNA is single-stranded and contains uracil.

Front

What is a mutation?

Back

A change in the DNA sequence that can lead to changes in protein structure and function.

Front

What is the function of ribosomes?

Back

Ribosomes are the sites of protein synthesis.