Bio chapter 24 Quiz

Which refers to the loss of a complete chromosome?

• inversion

• translocation

• deletion

• monosomy

A person who has an extra copy of a chromosome is said to have

• monosomy

• trisomy

• nondisjunction

• duplication

Generally, it is not possible to determine whether nondisjunction failed to occur in oogenesis or spermatogenesis. However, it is possible to assert that _____ resulted in nondisjunction in ____.

• XXY; oogenesis

• XYY; spermatogenesis

• XXX; oogenesis

• XXY; spermatogenesis

When homologous chromosomes fail to separate during meiosis, this is termed

• linked genes

• nondisjunction

• crossover

• monosomy

An individual who has an XXY combination of sex chromosomes is said to have _____ syndrome.

• Klinefelter

• Turner

• Down

• cri du chat

A person with an XO genotype is classified as having

• Down syndrome

• Turner syndrome

• Klinefelter syndrome

• a poly-X state

Which refers to the loss of a portion of a chromosome?

• inversion

• translocation

• deletion

• duplication

Which refers to the movement of a piece of one chromosome to another nonhomologous chromosome?

• inversion

• translocation

• deletion

• duplication

If a chromosomal segment appears more than once in the same chromosome, it is termed a(n)

• translocation

• duplication

• deletion

• inversion

Which refers to the addition of a repeat segment of a chromosome?

• inversion

• translocation

• deletion

• duplication