Karyotypes

What is the gender of the individual whose karyotype is seen in the image?

• Male
• Female

The doctors use karyotypes to examine the chromosomes. A karyotype is a picture of all the chromosomes in a cell.

• True
• False

What is the chromosomal condition of the individual whose karyotype is seen in the image?

• Turner's Syndrome
• Trisomy 21 (Down Syndrome)
• Trisomy 13
• Trisomy 18

Tags

NGSS.HS-LS3-1

A person with Down syndrome has three #21 chromosomes. This means one of their gametes had two instead of one.

Which of the following is why gametes sometimes have too many chromosomes?

• Incomplete dominance

• Nondisjunction

• Inversion mutation

• Substitution mutation

Tags

NGSS.HS-LS3-2

In humans, we have _______ pairs of chromosomes.

• 21

• 22

• 23

• 46

Tags

NGSS.HS-LS3-1

Which of these CAN NOT be predicted by looking at a Karyotype?

• Gender
• Species of the Organism
• Possible Genetic Disorder
• All can be predicted with a Karyotype

Is this Karyotype human?

• Yes
• No
• Impossible to Determine

• This karyotype shows Trisomy 21
• This karyotype has no abnormality
• This karyotype is missing a sex chromosome (monosomy x)
• This karyotype is from a gamete

Tags

NGSS.HS-LS3-2

The results of the karyotype indicate that an individual has 3 chromosome #21. Which of the following genetic disorders do they have?

• Edwards Syndrome
• Patau's Syndrome
• Down's Syndrome
• Klinefelter's Syndrome