Download Review Game PART II Genetics

 Which of the below represents a trait?
A. Eye color
B. Type A blood
C. Rr
 Which of the below represents a trait?
A. Eye color
B. Type A blood
C. Rr
 An allele that expresses itself in a
heterozygous individual is a
a.
b.
c.
d.
dominant allele
dihybrid
pedigree
recessive allele
 An allele that expresses itself in a
heterozygous individual is a
a.
b.
c.
d.
dominant allele
dihybrid
pedigree
recessive allele
 Which of the below represents a
genotype?
A. Eye color
B. Type A blood
C. Rr
 Which of the below represents a
genotype?
A. Eye color
B. Type A blood
C. Rr
 Different versions of a gene are known as
____.
A.
B.
C.
D.
Traits
Phenotypes
Genotypes
Alleles
 Different versions of a gene are known as
____.
A.
B.
C.
D.
Traits
Phenotypes
Genotypes
Alleles
 An organism with two different alleles
for a single gene is
a.
b.
c.
d.
Homozygous
Heterozygous
Phenotypic
Genotypic
 An organism with two different alleles
for a single gene is
a.
b.
c.
d.
Homozygous
Heterozygous
Phenotypic
Genotypic
 An organism with the genotype RR is
called
A. Homozygous recessive
B. Heterozygous
C. Homozygous dominant
 An organism with the genotype RR is
called
A. Homozygous recessive
B. Heterozygous
C. Homozygous dominant
 The appearance of an organism is its
a. Genotype
b. Phenotype
c. Genotypic ratio
d. Karyotype
 The appearance of an organism is its
a. Genotype
b. Phenotype
c. Genotypic ratio
d. Karyotype
Which of the following genotypes
is heterozygous?
A. RR
B. Rr
C. rr
Which of the following genotypes
is heterozygous?
A. RR
B. Rr
C. rr
 Which of the below represents a
phenotype?
A. Eye color
B. Blonde hair
C. Rr
 Which of the below represents a
phenotype?
A. Eye color
B. Blonde hair
C. Rr
Which of the following genotypes
is homozygous recessive?
A. RR
B. Rr
C. rr
Which of the following genotypes
is homozygous recessive?
A. RR
B. Rr
C. rr
 A cross that is written
RrGg x RrGg
is an example of a
a.
b.
c.
d.
Monohybrid cross
Dihybrid cross
Pedigree
Co-dominance
 A cross that is written
RrGg x RrGg
is an example of a
a.
b.
c.
d.
Monohybrid cross
Dihybrid cross
Pedigree
Co-dominance
In the cross that is written
RrGg x RrGg
what are the four possible
genotypes for gametes produced by
the first parent?
 In the cross that is written
RrGg x RrGg
what are the four possible genotypes
for gametes produced by the first
parent?
RG, Rg, rG, rg
 A monohybrid cross of two individuals that are
heterozygous for a trait exhibiting simple dominance
would produce a phenotypic ratio of
a.
b.
c.
d.
4 dominant: 0 recessive
3 dominant: 1 recessive
1 dominant: 3 recessive
1 dominant: 1 recessive
 A monohybrid cross of two individuals that are
heterozygous for a trait exhibiting simple dominance
would produce a phenotypic ratio of
a.
b.
c.
d.
4 dominant: 0 recessive
3 dominant: 1 recessive
1 dominant: 3 recessive
1 dominant: 1 recessive
 In a dihybrid cross between an individual with the
genotype RRYY and an individual with the genotype rryy,
all of the offspring will have the genotype
a. RRYY
b. RrYY
c. RrYy
d. rryy
 In a dihybrid cross between an individual with the
genotype RRYY and an individual with the genotype rryy,
all of the offspring will have the genotype
a. RRYY
b. RrYY
c. RrYy
d. rryy
 In pea plants, tall plants are dominant to short plants. If
two heterozygous tall plants are crossed, what percent of
the offspring will be short?
a. 25%
b. 50%
c. 75%
d. 100%
 In pea plants, tall plants are dominant to short plants. If
two heterozygous tall plants are crossed, what percent of
the offspring will be short?
a. 25%
b. 50%
c. 75%
d. 100%
 Albino individuals lack all pigmentation so that their hair
and skin are white. This family tree shows that albinism
a.
b.
c.
d.
is carried only by females in this family
is a recessive trait
is a sex-linked gene
requires both parents to be albinos
 Albino individuals lack all pigmentation so that their hair
and skin are white. This family tree shows that albinism
a.
b.
c.
d.
is carried only by females in this family
is a recessive trait
is a sex-linked gene
requires both parents to be albinos
 Two spotted leopards produce a litter of four cubs. Three
of the cubs are spotted and one is solid black. The black
coat is probably what type of trait?
a. Dominant
b. Recessive
c. Co-dominant
d. Sex-linked
 Two spotted leopards produce a litter of four cubs. Three
of the cubs are spotted and one is solid black. The black
coat is probably what type of trait?
a. Dominant
b. Recessive
c. Co-dominant
d. Sex-linked

If a cross is made between a pure-breeding green, round
(yyRR) plant and a pure-breeding yellow, wrinkled (YYrr)
plant, what is the result? Use a Dihybrid Punnett square to
help you!!!
a. all green, wrinkled peas
b. all yellow, round peas
c. all yellow, wrinkled peas
d. none of the above

If a cross is made between a pure-breeding green round
(yyRR) plant and a pure-breeding yellow wrinkled (YYrr)
plant, what is the result? Use a Dihybrid Punnett square to
help you!!!
a. all green, wrinkled peas
b. all yellow, round peas
c. all yellow, wrinkled peas
d. none of the above

According to the pedigree below, the trait being studied
earlobes is ________ .
a. Dominant
b. Recessive
c. Could be either dominant or recessive

According to the pedigree below, the trait being studied
earlobes is ________ .
a. Dominant
b. Recessive
c. Could be either dominant or recessive
 What is the sex of
this organism?
 What is the sex of
this organism?
FEMALE
 What is the sex
of this organism?
 What is the sex
of this organism?
MALE
 What disorder does
this person have and
what event caused it?
 What disorder does
this person have and
what event caused it?
This person has
Down Syndrome,
also known as Trisomy 21, as result
of
non-disjunction of homologous
chromosomes
during meiosis