Karyotypes and Pedigrees

In a pedigree chart, men are represented by

• Circles

• Diamonds

• Squares

In a pedigree chart, women are represented by

• Circles

• Diamonds

• Squares

Each generation in a pedigree is marked with

• Arabic numerals

• Names of individuals

• Roman numerals

What does a filled in square represent?

• Not affected Female

• Not affected Male

• Affected Male

• Affected Female

By looking at the chromosomes how can you tell that this person is biologically female?

• Because there are two X chromosomes

• Because there are more chromosomes than in a male

Tags

NGSS.HS-LS3-1

By looking at the chromosomes is this individual biologically male or female? How do you know?

• Female, because they have two X chromosomes

• Male, because they have one X and one Y chromosome

Tags

NGSS.HS-LS3-1

What is the mutation in this persons chromosomes?

• There is only one X

• 7 is shaped like a hockey stick

• There's an extra 21

• 1 is too curved

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

This is called Turners syndrome, can you notice the mutation in the chromosomes?

• Both chromosomes 1 are bent

• There are too many chromosomes

• There are too many of chromosome 3

• There is no Y chromosome

Tags

NGSS.HS-LS3-2

These are the chromosomes of someone with Kleinfelters syndrome. What is different about their chromosomes?

• There is only one Y chromosome

• One of the 5th chromosomes is too curved

• There is an extra X chromosome

• There are too few chromosomes

Tags

NGSS.HS-LS3-2

This disorder is called "Cry of the cat", can you find the chromosomal mutation?

• There are too many chromosomes

• They are missing the Y chromosome

• Chromosome 1 is bent

• Chromosome 5 is too short (missing a piece)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2