unit 6 review

Front

What is a pedigree used for?

Back

To trace traits in families.

Front

What process during meiosis can lead to chromosomal disorders?

Back

Non-disjunction.

Front

What is the specific disorder shown in a karyotype with Edward's Syndrome?

Back

Trisomy.

Front

What is the best description of a condition with an extra chromosome?

Back

Trisomy.

Front

What is the percentage of offspring that can inherit blood type O if both parents are heterozygous for blood type A?

Back

0%.

Front

Define non-disjunction.

Back

The failure of homologous chromosomes or sister chromatids to separate properly during cell division.

Front

What is a karyotype?

Back

A visual representation of an individual's chromosomes, arranged in pairs.

Front

What is trisomy?

Back

A genetic condition where an individual has three copies of a chromosome instead of the usual two.

Front

What is monosomy?

Back

A genetic condition where an individual has only one copy of a chromosome instead of the usual two.

Front

What is a genetic disorder?

Back

A disease caused by abnormalities in an individual's DNA.