Biological Samples Vocab

Front

What is the Polymerase Chain Reaction (PCR)?

Back

A method used to amplify tiny amounts of DNA evidence.

Front

What is a polymer?

Back

A long molecule composed of similar repeating units.

Front

What are Short Tandem Repeats (STRs)?

Back

Repeating sequences of DNA bases found in noncoding regions.

Front

What are homologous chromosomes?

Back

Chromosomes that have similar size, shape, and genes coding for the same traits.

Front

Where are Short Tandem Repeats (STRs) found?

Back

In noncoding regions of DNA.

Front

What is DNA profiling?

Back

A technique used to identify individuals based on their unique DNA patterns.

Front

What is the role of noncoding DNA in genetics?

Back

Noncoding DNA contains sequences that do not code for proteins but can have important regulatory functions.

Front

What is electrophoresis?

Back

A method used to separate DNA fragments based on their size.

Front

What is a gene?

Back

A segment of DNA that codes for a protein or functional RNA.

Front

What is a nucleotide?

Back

The basic building block of DNA, consisting of a sugar, a phosphate group, and a nitrogenous base.