3. Determine the probability that new baby Addams will have webbed feet(draw a Punnett square). The Addams Family Pedigree for Webbed Feet B=normal feet b-webbed feet Bb Bb bb 1 2 E --08- I Bb در Grandpa Addams 1 Cousin it 2 bb bb Grandma Addams 2 Bb 3 bb Mother Father Addams Addams 4 5 Fester bb 3 N Gomez Morticia Bb Bb bb BB or Bb Pugsley Wednesday 1 2 B. b BBB Bb bbbbb 25% chance of webbed fee because both Parents are heterozygo Bb, Bb ????? New Baby Addams 3 4. Does webbed feet appear to be a dominant or recessive trait? Explain your reasoning using examples from the pedigree. 5. Does webbed feet appear to be an autosomal (alleles are carried on non-sex chromosomes) or sex-linked (allele(s) is/are carried on a sex chromosomes, either X-linked or Y-linked) trait? Explain your reasoning using examples from the pedigree.
3. Determine the probability that new baby Addams will have webbed feet(draw a Punnett square). The Addams Family Pedigree for Webbed Feet B=normal feet b-webbed feet Bb Bb bb 1 2 E --08- I Bb در Grandpa Addams 1 Cousin it 2 bb bb Grandma Addams 2 Bb 3 bb Mother Father Addams Addams 4 5 Fester bb 3 N Gomez Morticia Bb Bb bb BB or Bb Pugsley Wednesday 1 2 B. b BBB Bb bbbbb 25% chance of webbed fee because both Parents are heterozygo Bb, Bb ????? New Baby Addams 3 4. Does webbed feet appear to be a dominant or recessive trait? Explain your reasoning using examples from the pedigree. 5. Does webbed feet appear to be an autosomal (alleles are carried on non-sex chromosomes) or sex-linked (allele(s) is/are carried on a sex chromosomes, either X-linked or Y-linked) trait? Explain your reasoning using examples from the pedigree.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:Gomez and Morticia Addams are expecting a new baby! They have come to your genetic counseling
firm to find out the probability that it will have webbed feet, a trait that runs in the family.
1. Observe the following pedigree. Number the generations and each person on the pedigree.
2. Determine the genotypes of the individuals in the pedigree wherever possible. Write the genotypes on
the pedigree(next to each symbol, excluding new baby Addams).
3. Determine the probability that new baby Addams will have webbed feet(draw a Punnett square).
The Addams Family Pedigree for Webbed Feet
B=normal feet
b-webbed feet
Bb
8-408-
Bb
Bb
H
bb
2
Grandpa
Addams
bb
Cousin it
2
bb
Grandma
Addams
2
Bb
3
Bb
bb
Mother Father
Addams Addams
4
5
Fester
bb
3
N
Gomez Morticia
Bb
4
bb
BB
B
b
BBB Bb
bbbbb
25% chance
of webbed feet
because both
Parents are
heterozygous
Bb Bb
Pugsley Wednesday ?????
1
2
New Baby
Addams
4. Does webbed feet appear to be a dominant or recessive trait? Explain your reasoning
using examples from the pedigree.
5. Does webbed feet appear to be an autosomal (alleles are carried on non-sex chromosomes)
or sex-linked (allele(s) is/are carried on a sex chromosomes, either X-linked or Y-linked) trait?
Explain your reasoning using examples from the pedigree.
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