Download Genetics Jeopardy

If a boy is colorblind, he inherited it
from…
 A) His mother
 B) His father
 C) Both his mother and father
 D) Unable to determine
A colorblind man marries a female that is
homozygous for normal vision. What is the
chance of having a child who is colorblind?
 A. 0%
 B. 25%
 C. 75%
 D. 50%
Genes located on the X or Y
chromosomes are referred to as
 A) Alleles
 B) Recessive
 C) Sex-linked
 D) Autosomal
Your phenotype is based on
 A) Your Sibling's phenotype
 B) Your Genotype
 C) Only your mother's genotype
 D) Only your father's genotype
If you crossed two heterozygous
individuals, their offspring would have
 A) 0% Homozygous recessive
 B) 25% Heterozygous
 C) 75% Dominant Phenotype
 D) 50% Recessive Phenotype
Blood types are an example of…

1. Codominance 2. incomplete dominance 3. polygenic
4. multiple alleles

A. 1
B. 1, 2
C. 2, 3
D. 1, 4



A Red flower is crossed with a white
flower and the offspring are pink. This is
an example of
 A) Co-Dominance
 B) Incomplete Dominance
 C) Sex-linked
 D) Multiple Genes
Using this pedigree, individuals
with the arrows are
 A) Heterozygous
 B) Homozygous Dominant
 C) Homozygous Recessive
 D) Genotype unknown
A person with type A marries a person with
type O. Which of following could be an
offspring?
 A. Type O
 B. Type B
 C. Type AB
 D. Cannot Deterine
Roan cows are an example of
 A) Co-Dominance
 B) Incomplete Dominance
 C) Sex-linked
 D) Multiple Genes
Number 2 is




A) Homozygous dominant
B) Heterozygous
C) Sex-linked
D) Homozygous Recessive
E
E
e
1
2
E
3
4
Two parents have the genotype Gg for a
dominant genetic disorder. What are the
chances their offspring will have the disorder?
 A) 25%
 B) 50%
 C) 75%
 D) 100%
An individual who is heterozygous for a
______ disorder is called a carrier.
 A) Allele
 B) Albinism
 C) Recessive
 D) Dominant
Seed color and pod size are examples
of
 A) Genotypes
 B) Phenotypes
 C) Heterozygous
 D) Heredity
The alleles from your mother and father
separating into different gametes is seen in
 A) Law of Dominance
 B) Co-Dominance
 C) Law of Independent
 D) Law of Segregation
Assortment
The ______ can only result in one
_____.
 A) Trait, Allele
 B) Genotype, phenotype
 C) Phenotype, Allele
 D) Phenotype, Genotype
Widow’s peak is dominant over no
widow’s peak. Both parents have
widow’s peak. Their children should
have…
 A) All Widow’s peak
 B) No Widow’s peak
 C) Half widow’s peak and half no widow’s peak
 D) Not enough information
F2:F1 :: F1:___
 A) F2
 B) P2
 C) P
 D) F1
II-4 is what relation to III-3?
 A) Aunt
 B) Father
 C) Uncle
 D) Nephew
For two heterozygous individuals the phenotype
ratio is _____ and the genotype ratio is _____.
 A) 3:1, 1:2:1
 B) 1:2:1, 2:2
 C) 1:1, 3:1
 D) 3:1, 2:2
A person has type AB blood and marries a man
with type A. Which of the following could NOT
be a possible genotype of the offspring?
 A. Type A
 B. Type AB
 C. Type O
 D. Type B
If a family has 3 girls (like mine!), what are the
chances of their next child being a boy?
 A) 0%
 B) 25%
 C) 50%
 D) 100%
Mendel’s discoveries came from
his…
 A) Careful microscopic evaluation of
chromosomes and genes
 B) Dissections on how fertilization occurs in pea
plants
 C) Breeding experiments with many generations
of fruit flies
 D) Analysis of offspring from several crosses of
pea plants
Alternate forms of a gene are
called _______.
 A) Traits
 B) Alleles
 C) Chromosomes
 D) Heredity
Which of the following has a
heterozygous genotype?
 A) RR
 B) rr
 C) Rr
 D) Rg
On average there are more color
blind males because
 A. Women need two alleles to be
colorblind
 B. Men require two alleles to be
colorblind
 C. Women have two X chromosomes and
it is inherited on the Y chromosome
 D. Men are more likely due to chance
Two roan cows are crossed. What is
the phenotype ratio of the offspring?
 A) 3:1
 B) 75%:25%
 C) 50% : 50%
 D) 1:2:1
BbRr x BbRr are crossed. What is the
phenotype ratio of the offspring?
 A) 3:1
 B) 1:2:1
 C) 1:1:1:1
 D) 9:3:3:1
Parents, one heterozygous for two traits and
the other homozygous recessive for two
traits, produce_______ offspring that are
homozygous dominant for both traits
 A) 100%
 B) 75%
 C) 25%
 D) 0%
If a girl is colorblind, …
 A) Her mother must be colorblind
 B) Her father cannot be colorblind
 C) Her mother cannot be colorblind
 D) Her father is colorblind
Straight hair is recessive and curly hair is
dominant. In incomplete dominance, the
heterozygous condition would be
 A) Curly
 B) Straight
 C) Wavy
 D) Some straight hairs, some wavy hairs
In a pedigree, a circle represents a …
 A) Child
 B) Parent
 C) Male
 D) Female
When an organism has a heterozygous
genotype, the dominant trait is seen.
This can be explained by …
 A) Law of Dominance
 B) Law of Segregation
 C) Law of Independent
Assortment
 D) Law of Combination of Traits
A person has a widow’s peak. All of
the following EXCEPT ____ can be
the genotype.
 A) WW
 B) Ww
 C) W_
 D) ww

Write on sheet of paper how much your
group gambles

Put names of everyone in group and group
#!

Fold and HAND IN!!

Write answer to final question on separate
sheet of paper with group # on it
Final Jeopardy!
 Albinism is a recessive
disorder resulting in very
pale features.
 Create a pedigree!
 Two normally-pigmented parents have 3 kids.
First child (girl) and their second (boy) are
normal. Third child (girl) has albinism. That girl
marries normal male, and they have 4 kids. First 3
(two girls and a boy) are normal. Their 4th (a girl)
has albinism like her mother.
 Include all genotypes and appropriate shading!
Final Jeopardy!!