DNA Unit Test Flashcardizz

Front

What is the purpose of a DNA ladder/standard in gel electrophoresis?

Back

To provide a size reference.

Front

Which STR locus shows a homozygous genotype?

Back

D13S631.

Front

What are the base-pairing rules in DNA?

Back

A-T, G-C.

Front

Which locus is the most common in the population?

Back

CSF1PO.

Front

What genotype frequency would be considered the most rare in a population?

Back

0.0078.

Front

What is gel electrophoresis used for?

Back

To separate DNA fragments based on size.

Front

Define STR (Short Tandem Repeat).

Back

A short sequence of DNA that is repeated multiple times in a row.

Front

What is the significance of homozygosity in genetics?

Back

It indicates that an individual has two identical alleles for a specific gene.

Front

Explain the concept of DNA profiling.

Back

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

Front

What does the term 'allele' refer to?

Back

Different forms of a gene that can exist at a specific locus.