GENETICS LAB – ALEXANDER CHACON ARDITE

GENETICS LAB – ALEXANDER CHACON ARDITE

This is where introductory text sould go about what they need to do with this pdf, like ‘You need to upload this PDF into your course

as part of your assignment.’

Patient Chart

Kayla Emily

Scenario 1 – Pedigree Analysis Scenario 2 – Karyotype

Relationship between 1 and 2

Female carrier and Male

not affected, carrier status

unknown.

Gender of Fetus Male

Relationship between 1 and 5 Female carrier and Male

affected Chromosomal Abnormalites Yes

Relationship between 1 and

10

Female carrier and Male

not affected, carrier status

unknown

Chromosomal Combination

Result Down syndrome

Relationship between 6 and 7

Female not affected, carrier

status unknown and Male

not affected, carrier status

unknown

Relationship between 4 and 5

Female not affected, carrier

status unknown and Male

affected

Relationship between 5 and 8 Male affected and Male

affected

Relationship between 8 and

10

Male affected and Male not

affected, carrier status

unknown

Relationship between 1 and 3

Female carrier and Male

not affected, carrier status

unknown

Chances mother is a carrier 50%

Chances Kayla is a carrier 50%

Chances Kayla passes the

syndrome to male child 100%

If Kayla is a carrier, what are

chances of having an affected

child?

50%

If Kayla is not a carrier, what

are chances of having an 1 in 3500

affected child?

Assessment 1. How did you determine the chances that Kayla’s mother is a carrier and the chances that Kayla is a carrier?

If the mother is career, the chances of the daughter beign a career is 50%. This is so because the male could either be

infecting or not infected.

2. How did you determine the chances that Kayla could pass the syndrome to a male child?

The chances that one has down syndrome in the world are 2%. When that is combined with the fact that the mother is career,

we get 1/3500 chances.

3. How did you determine the chances Kayla could have an affected child if she is a carrier?

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Professor, I actually had a table done but, I was not able to insert it into this PDF, please understand.

4. How did you determine the chances Kayla could have an affected child if she is not a carrier?

The chance that mother passes a syndrome to a child is 50% if she marries unaffected male whether the male is career or not.

5. Based on the results of the pedigree, what information might a genetic counselor provide to Kayla?

There is a chance for her to have a normal child. The council could be the only chance she has to have a normal child is if only

she marries unaffected man.

6. Which part of the karyotype helped you to determine the gender of Emily’s child?

Chromosomes help determine the gender of the child.

7. Which part of the karyotype helped you to determine if there are chromosomal abnormalities?

When the chromosomes are YX the child is a boy but when it is XX, a girl is born.

8. How does the disorder that results from the chromosomal abnormalities affect body systems?

Some body parts do not function well. Such include kidney failure.

9. Based on the results of the karyotype, what information might a genetic counselor provide to Emily?

The council could be the only chance she has to have a normal child is if only she marries unaffected man.


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