Karyotypes Quiz

A picture of a person's chromosomes is called a

• karyotype

• mitosis

• eukaryote

• DNA

Tags

NGSS.HS-LS3-1

A karyotype arranges chromosomes in pairs according to their

• color

• weight

• size

• texture

How many pairs of chromosomes do humans have?

• 10

• 46

• 23

• 88

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NGSS.HS-LS3-1

The last set of chromosomes determine the person's

• height

• hair color

• shoe size

• gender

Tags

NGSS.HS-LS3-1

Which sex chromosomes are male?

• XXX

• YY

• XY

• XX

Having an extra chromosome is a condition known as

• monosomy

• trisomy

• Down's Syndrome

• autosomes

As a woman ages, her risk for having a child who has Down's Syndrome

• increases.

• decreases.

• stays the same.

• is unaffected.

A human has 2 sex chromosomes, all other chromosomes are known as

• monotones

• autozone

• autosomes

• xylophones

Is this individual male or female?

• Male

• Female

Answer explanation

Male because they contain an X and a Y chromosome. Females contain two Xs or XX.

Tags

NGSS.HS-LS3-1

The karyotype diagram below represents a human female with the genetic disorder known as Turner syndrome. Chromosomal analysis of this karyotype reveals the mutation is a result of

• a missing X chromosome

• a missing Y chromosome

• an extra 21 chromosome

• missing chromosome #9