WorksheetsChap. 10.1 & 10.2 (Meiosis & Genetics) Review
Total questions: 45
Worksheet time: 32mins
Reduction division that produces gamete
mitosis
meiosis
replication
translation
Specific characteristic of an organism, such as body color, is called a
genes
homozygous
trait
gametes
What is the end result of meiosis?
2 genetically identical diploid somatic cells
2 genetically different haploid somatic cells
4 genetically identical diploid gametes
4 genetically different haploid gametes
What is the process that occurs in Prophase I where two chromosomes exchange genetic material?
sharing
crossing over
splitting
none of the above
When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs
crossing over
synapsis
hybridization
fertilization
A body cell is also called a ___________cell. These cells make up most of your body tissues and organs
prokaryotic
zygote
mutated
somatic
Brown hair is a _______
Genotype
Phenotype
This allele will mask the other allele
Recessive
Dominant
Gene
Independent
This is used to predict the traits of an offspring
Punnett Square
Karyotype
Nondisjunction
A genotype in which the two alleles of a gene are different
Heterozygous
Homozygous
Dominant trait
Recessive trait
What is a phenotype
The genetic make up (code)
The physical trait
What is it called when a sperm and egg meet?
meiosis
fertilization
cell division
mitosis
Unlike mitosis, meiosis results in
one haploid gamete
two diploid gametes
four diploid gametes
four haploid gametes
This picture shows which process?
mitosis
meiosis
the cell cycle
fertilization
How are your chromosomes inherited?
most of your chromosomes from your mother
most of your chromosomes from your father
a random number of chromosomes from each parent
half your chromosomes from your mother and half from your father.
What predicted percentage of the offspring will be heterozygous?
100%
75%
50%
25%
What process is seen in the diagram?
Mitosis
Meiosis
Fertilization
asexual reproduction
An organism with the genotype Dd for a trait is
heterozygous dominant
heterozygous recessive
homozygous dominant
homozygous recessive
Potential evolutionary changes can occur more frequently in
Meiosis
Mitosis
The genetic makeup of an organism or what represents the letters in a Dihybrid Cross
allele
genotype
phenotype
karyotype
If alleles look like Aa in a genotype it is said to be
homozygous
heterozygous
incomplete dominant
codominant
If alleles look like AA in a genotype it is said to be
homozygous
heterozygous
incomplete dominant
codominant
What shows the possible combinations of alleles that can result from a genetic cross?
bar graph
pie chart
punnett square
co-dominant graph
Cell created at the end of meiosis are best known as
somatic cells
gamete cells
skin cells
diploid cells
How many cell divisions occur in Meiosis?
2
4
3
1
The color purple (P) is dominant to the color white (p). According to the Punnett Square, what is the probability of an offspring being white?
0%
25%
50%
75%
The color purple (P) is dominant to the color white (p). According to the Punnett Square, what is the probability of an offspring being PURPLE?
0%
25%
50%
75%
The color purple (P) is dominant to the color white (p). According to the Punnett Square, what is the ratio of phenotypes?
3 Purple: 1 White
2 Purple: 2 White
1 Purple: 3 White
4 Purple
Which sex chromosome combination is for a female?
XY
XX
YY
XXY
How many haploid daughter cells are produced at the conclusion of meiotic division?
1
2
3
4
Are gametes (sex cells) haploid or diploid?
Haploid
Diploid
Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore a fertilized human egg cell (sperm and egg cell combined) would create a cell with a total of _____ chromosomes.
23, 46
46, 23
2, 4
50, 100
G = green, g = yellow
The genotype for a yellow plant is...
GG
Gg
gg
all of the choices result in yellow
The result of meiosis is ______.
two diploid cells
two haploid cells
four diploid cells
four haploid cells
Choose the correct answer choice for the following statement:
The DNA of the resulting daughter cells are identical.
Meiosis
Mitosis
What is the correct order of the phases in Meiosis I?
Prophase I, Anaphase I, Telophase I, Metaphase I
Anaphase I, Metaphase I, Telophase I, Prophase I
Prophase I, Metaphase I, Telophase I, Anaphase I
Prophase I, Metaphase I, Anaphase I, Telophase I
T - tall and t = short
In the punnett square below, what belongs in the missing square
tt
Tt
Bb
TT
Another name for a fertilized egg is
a zygote
a haploid cell
a homologue
a gamete
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
0%
25%
50%
75%
What allele combination should go in the missing box?
AA
Aa
aa
none of these
Each one of the boxes on the Punnett Square represents what percentage?
25%
1%
10%
0%
What is the likelihood that the offspring will be yellow (g)?
25%
50%
75%
100%
What is the probability that the offspring will have blue eyes?
25%
50%
75%
100%
Which trait is dominant?
pink
white
Round seeds are dominant (R). Wrinkled seeds are recessive (r). What is the likelihood that this offspring is round (R)?
0%
25%
50%
75%
