WorksheetsU8 Review
Total questions: 66
Worksheet time: 1hrs 4mins
Name
Class
Date
1.
Identify the phase.
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
2.
Which of the following cells is a gamete?
a)
egg
b)
bone
c)
heart
d)
muscle
3.
The fertilized egg is termed a/an _____.
a)
gamete
b)
allele
c)
homolog
d)
zygote
4.
Is the following cell diploid or haploid?
a)
Diploid
b)
Haploid
5.
In mitosis cells are genetically _______, but in meiosis cells are genetically ______.
a)
diverse, identical
b)
identical, diverse/different
6.
Meiosis is the _____.
a)
nuclear division of gametes
b)
nuclear division of body cells
c)
division of body cells
d)
division of sex cells
7.
In sexual reproduction, chromosome reduction is necessary to ___.
a)
ensure that all offspring have the correct diploid number of chromosomes
b)
ensure that all offspring have the correct haploid number of chromosomes
c)
ensure that all daughter cells are identical
8.
1n indicates that the cell is ____.
a)
Diploid
b)
Haploid
9.
Is this a normal human karyotype?
a)
YES
b)
NO
10.
Is this karyotype for a male or female?
a)
MALE
b)
FEMALE
11.
What kind of cells are made in MEIOSIS?
a)
Haploid cells
b)
Diploid Cells
c)
Skin Cells
d)
Liver Cells
12.
Diploid Cells are represented by
a)
2n
b)
n
c)
4n
d)
1/2 n
13.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
14.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
15.
When homologous chromosomes match up, they form a structure call a ___________.
a)
tetrad (pair of chromosomes, one from mom and one from dad)
b)
triad
c)
diploid
d)
quad (group of 4 replicated chromosomes, 2 from mom and 2 from dad)
16.
Crossing over creates
a)
male genotype
b)
genetic variation (differences)
c)
DNA replication
d)
mitosis
17.
Which cellular process is shown?
a)
meiosis
b)
endocytosis
c)
mitosis
d)
phagocytosis
18.
Determine the sex of the individual whose karyotype is displayed in the image.
a)
female
b)
male
19.
When chromosomes fail to separate correctly during anaphase of meiosis, what can occur?
a)
extra chromosomes are found in the sex cell
b)
chromosomes of the sex cell are doubled
c)
chromosomes of the sex cell are halved
d)
meiosis never completes
20.
Nondisjunction can result in
a)
trisomy conditions
b)
monosomy conditions
c)
additional sex chromosomes
d)
all of these
21.
What makes this individual's karyotype not normal?
a)
An extra sex chromosome
b)
An extra autosome
c)
A missing sex chromosome
d)
A missing autosome
22.
Turner's Syndrome has a karyotype notation of
a)
47XX+21
b)
47XXY
c)
45XO
d)
44XX
23.
Chromosome pairs 1-22 are referred to as
a)
sex chromosomes
b)
sister chromatids
c)
a karyotype
d)
autsomes
24.
A picture of paired chromosomes is a
a)
sister chromatid
b)
centromere
c)
syndrome
d)
karyotype
25.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
26.
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
In the punnett square, what is the probability for white fur?
a)
0%
b)
25%
c)
50%
d)
75%
27.
In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?
a)
0%
b)
25%
c)
50%
d)
75%
28.
What is the probability of heterozygous offspring?
a)
25%
b)
50%
c)
0%
d)
100%
29.
What allele combination should go in the missing box?
a)
AA
b)
Aa
c)
aa
d)
none of these
30.
In pea plants tall stems(T) are dominant over short stems(t) and round seeds(R) are dominant over wrinkled seeds(r). Consider the following cross: TtRr X Ttrr
Next 4 questions will be about this information. Please take notes.
a. Find the number of possible phenotypes
a)
2
b)
4
c)
6
d)
8
31.
In a cross between a round(R)-yellow(Y) seeded plant and a wrinkled (r)- yellow(Y) seeded pea plant, green(y)-wrinkled (r) seeded offspring are produced.
(Next 2 questions will be about this information.)
a. What are the genotypes of parents?
a)
RrYy X rrYy
b)
RrYY X rrYy
c)
RrYy X RrYy
d)
RRYy X rrYy
e)
RRYy X RrYY
32.
Plant I ( GgNnRr) X Plant II ( GgNnRr) are crossed. what is the proportion of the F1 will;
(Next 5 questions will be about that information)
a. be dominant for all 3 characteristics?
a)
1/8
b)
1/64
c)
9/64
d)
27/64
33.
A dihybrid cross shows the possible outcomes of _______
a)
two alleles
b)
two parents
c)
two traits/characters
d)
a self pollination
34.
What gamete possibilities could come from this parent's genotype?
a)
AB, AB, aB, aB
b)
Ab, AB, Ab, ab
c)
Ab, Ab, Ab, Ab
d)
AB, aB, ab, aB
35.
What goes in box 1
a)
AABb
b)
AABB
c)
aabb
d)
AaBb
36.
What goes in box 3
a)
Aabb
b)
AABB
c)
AAbb
d)
aaBb
37.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
38.
If this image were real, it would represent what type of inheritance?
a)
incomplete dominance
b)
codominance
c)
polygenic inheritance
d)
compete dominance
39.
AB blood type is an example of what type of inheritance?
a)
complete dominance
b)
incomplete dominance
c)
codominance
d)
polygenic inheritance
40.
A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have pink (RW) flowers?
a)
0%
b)
25%
c)
50%
d)
100%
41.
How many PAIRS of chromosomes do humans have?
a)
23
b)
46
c)
1
d)
2
42.
Snap dragon color is a incomplete dominant trait. A red flower (RR) is crossed with white flower (rr)? What color are flowers that are Rr?
a)
Red
b)
Red and White
c)
White
d)
Pink
43.
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
a)
Incomplete Dominance
b)
Co dominance
c)
Independent assortment
d)
Recessive inheritance
44.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
45.
This is an example of ___________?
a)
Incomplete dominance
b)
Co-Dominance
46.
What type of inheritance is shown?
a)
complete
b)
incomplete
c)
codominance
d)
sex-linked
47.
An example of a mutation where a piece of chromosome breaks off and attaches to another chromosome is called ___.
a)
trisomy
b)
translocation
c)
inversion
d)
deletion
48.
A chromosome is found to be shorter than it's homologous match. Which type of mutation would this most likely be?
a)
insertion
b)
deletion
c)
translocation
d)
inversion
49.
What process occurs during meiosis that can result in chromosomal disorders?
a)
crossing over
b)
non-disjunction
c)
anaphase I
d)
prophase II
50.
Complete a karyotype analysis on the karyotype provided.
a)
47, XX, +23
b)
46, X, +22
c)
45, X, +23
d)
46, XX, +21
51.
Identify the mutation in the picture.
a)
Inversion
b)
Duplication
c)
Deletion
d)
Translocation
52.
Identify the mutation in the picture.
a)
Inversion
b)
Deletion
c)
Duplication
d)
Translocation
53.
Identify the mutation in the picture.
a)
Deletion
b)
Inversion
c)
Duplication
d)
Translocation
54.
What type of chromosomal mutation has occurred?
a)
substitution
b)
insertion
c)
deletion
d)
nondisjunction
55.
If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?
a)
HH
b)
Hh
c)
hh
d)
None of the above
56.
How are individuals III-2 and II-4 related?
a)
Cousins
b)
Dad and Daughter
c)
Uncle and Niece
d)
Grandpa and Granddaughter
57.
What type of heredity is shown in the pedigree?
(hint: check your notes - "modes of inheritance")
(hint: check your notes - "modes of inheritance")
a)
Sex-Linked Dominant
b)
Sex-Linked Recessive
c)
Autosomal Dominant
d)
Autosomal Recessive
58.
If this pedigree shows a recessive disorder, what MUST the genotype of individual 4 be?
a)
HH
b)
Hh
c)
hh
59.
In a pedigree, what shape represents a male?
a)
circle
b)
square
c)
triangle
d)
diamond
60.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
61.
There are no carriers for Huntington's Disease- you either have it or you don't. Is Huntington's disease caused by a dominant or recessive trait?
a)
Dominant
b)
Recessive
62.
This pedigree represents the inheritance of hemophilia in this family. How many of the females have the hemophilia trait?
a)
8
b)
5
c)
2
d)
3
63.
Does this pedigree show a dominant or recessive trait?
a)
Dominant
b)
Recessive
64.
Hemophilia is a recessive sex-linked trait. If H = normal & h = has hemophilia, which genotype represents a male with hemophilia.
a)
XHY
b)
XHXh
c)
XhXh
d)
XhY
65.
Assuming a trait is AUTOSOMAL DOMINANT, what genotypes could make a person AFFECTED?
a)
AA
b)
Aa
c)
aa
d)
XAY
e)
XaY
66.
Assuming a trait is AUTOSOMAL RECESSIVE, what genotypes would make a person UNAFFECTED?
a)
AA
b)
Aa
c)
aa
d)
XAY
e)
XaY
100 %
