Biology 14.2 - Chromosomal Mutation & Human Genetic Disorder

What do experts say is the most common form of Down Syndrome?

• Trisomy 47
• Trisomy 46
• Trisomy 21
• Trisomy 23

Trisomy 21 means you have what?

• Three copies of chromosome 21
• Twenty one copies of chromosome 3
• Three omies and 21 means
• Two copies of chromosome 21

Tags

NGSS.HS-LS3-2

Which of the following is NOT a characteristic of Down Syndrome

• Flattened face
• Eyes slanting upward
• Unusual palm crease
• Less flexible

True or False:  The extra chromosome ALWAYS comes from the egg.

• True
• False

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many chromosomes are the sperm and the egg supposed to have?

• 23
• 21
• 24
• 46

Tags

NGSS.HS-LS3-1

What type of karyotype is shown here?

• Male with Turner Syndrome
• Male with Klinefelter Syndrome
• Female with Down Syndrome
• Female with Klinefelter Syndrome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What's the gender and disorder?

• Male - Downs Syndrome
• Female - Downs Syndrome
• Male - Turner Syndrome
• Female - Turner Syndrome

What are chromosomes 1-22 called?

• Autosomes
• Sex Chromosomes
• Chromotids
• Xenosomes

Tags

NGSS.HS-LS3-1

Which term refers to a picture of an individual’s chromosomes, used to detect genetic conditions? 

• synapsis
• tetrad
• centriole
• karyotype

Tags

NGSS.HS-LS3-1

What is the only condition we studied that is a monosomal disorder?

• Klinefelters 
• Down's
• Turners
• XYY