Unit 4: Genetics

Front

What is a gene?

Back

A portion of a chromosome that codes for a single protein.

Front

Where does DNA replication take place in humans?

Back

Nucleus.

Front

What is the process of DNA replication?

Back

DNA opens up and each strand is used as a template for making a new strand.

Front

What is translation in genetics?

Back

The process where the cell uses information from messenger RNA (mRNA) to produce proteins.

Front

What determines the protein that will be produced in a DNA molecule?

Back

The sequence of nucleotides.

Front

What is the structure of DNA?

Back

A double helix made up of nucleotides.

Front

What are nucleotides composed of?

Back

A sugar, a phosphate group, and a nitrogenous base.

Front

What is the role of mRNA?

Back

To carry genetic information from DNA to the ribosome for protein synthesis.

Front

What is transcription?

Back

The process of copying a segment of DNA into RNA.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).