WorksheetsKaryotypes & Pedigrees
Total questions: 32
Worksheet time: 16mins
A karyotype is...
a chart to show how disorders are inherited
a picture to show how disorders are inherited
a picture of a person's chromosomes and genes
a chart of all traits including personality
On a karyotype, the autosomes are...
23 chromosomes for gender-based traits
22 chromosomes for gender-based traits
22 chromosome pairs for all traits except gender
23 chromosome pairs for all traits except gender
Where will you find the sex chromosomes on a karyotype?
in the numbered pairs
the first set of chromosomes
the last set of chromosomes
they are only a myth taught by your science teacher
How many TOTAL autosomes are in a normal human karyotype?
23
22
46
44
In a human karyotype, it the sex chromosomes are XXy, what is the person's gender?
Male
Female
Both male and female
Neither male nor female
What is the gender of the individual shown in this karyotype?
Male
Female
Both Male and Female
Neither Male nor Female
If a chromosome disorder is found on any of the autosomes, it is a ____ disorder.
Down syndrome
Recessive
Autosomal
Dominant
What do you call a scientist who studies genes and chromosomes on a karyotype?
Gregor Mendel
Genealogist
Geologist
Geneticist
Your genome is...
all of your genes found on your chromosomes
a garden decoration that wears a red hat
a one-stick chromosome
a two-stick chromosome
Many chromosome disorders can occur when...
sex cells are produced by mitosis
sperm fertilizes an egg cell
egg fertilizes a sperm cell
sex cells are produced by meiosis
Nondisjunction can occur ...
only during meiosis I telophase
only during meiosis II telophase
during meiosis I or II between metaphase and anaphase
during meiosis I or II between prophase and metaphase
What disorder is shown in this karyotype?
Klinefelter
Down
Turner
None
What disorder is shown in this karyotype?
Klinefelter
Down
Turner
None
What disorder is shown in this karyotype?
Klinefelter
Down
Turner
None
What disorder is shown in this karyotype?
Klinefelter
Down
Turner
Edward's
Turner Syndrome is a/an _____ disorder.
Autosomal
Sex-linked
Klinefelter Syndrome is a/an _______ disorder.
Autosomal
Sex-linked
Down Syndrome and Edward's Syndrome are BOTH _______ disorders.
Autosomal
Sex-linked
What is the purpose of creating a Pedigree?
To show WHICH chromosome carries a mutation
To identify IF a person has a chromosome disorder
To show HOW a chromosome disorder is inherited
To examine how severe a person's chromosome disorder will be
Squares on a pedigree represent ___ .
Females
Males
Affected people
Unaffected people
Circles on a pedigree represent ___ .
Females
Males
Affected people
Unaffected people
Shaded circles or squares on a pedigree represent ___ .
Females
Males
Affected people
Unaffected people
UN-Shaded circles or squares on a pedigree represent ___ .
Females
Males
Affected people
Unaffected people
On a Pedigree, each ROW of shapes represents one ____ .
family
generation
moment in time
all people affected by the trait
On a Pedigree, each generation is Identified using _____ on the LEFT side.
Letters
Numbers 1-10
Roman Numerals
People's names
In this Pedigree, HOW many people are affected by the trait or disorder?
3
13
None
All of them
In this Pedigree, which individuals in generation two have the trait or disorder?
I-2, II-3, II-5, III-3, III-4, III-5
III-3, III-4, III-5
I-2
II-3, II-5
In this Pedigree, how many males are carriers of the trait or disorder?
4
7
All of the males.
None.
In this Pedigree, what is the gender for all carriers?
Male
Female
If BOTH parents are heterozygous for cheek dimples (Dd), what is the chance that they will get a child with cheek dimples (dd)?
2 out of 4 (50%)
3 out of 4 (75%)
1 out of 4 (25%)
All of their offspring will have cheek dimples.
In this Pedigree, how are individuals III-3 and I-2 related?
III-3 is the grandson of grandmother I-2
III-3 is the grandmother of grandson I-2
They are cousins.
They are not related.
In this Pedigree, how are individuals III-2 and II-5 related?
III-2 is the Aunt to niece II-5
They are cousins.
III-2 is the Niece to Aunt II-5
They are not related.
