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WorksheetsCell Division, DNA Topics, and Genetics Test
Total questions: 100
Worksheet time: 1hrs 23mins
Name
Class
Date
1.
Which phase of the cell cycle is this cell in?
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Interphase
2.
Homologous chromosomes ___________.
a)
are identical
b)
have the same alleles, just different genes
c)
are not similar in any way
d)
have the same genes, just different alleles
3.
What sugar is in DNA?
a)
deoxyribose
b)
ribose
c)
oxyribose
d)
deoxyose
4.
Mitosis creates _____ daughter cells that are identical to the parent cell.
a)
4 haploid
b)
2 haploid
c)
4 diploid
d)
2 diploid
5.
If there are 16 chromosomes in the egg cells of an organism, how many chromosomes would be found in its muscle cells?
a)
16
b)
8
c)
32
d)
64
6.
Which term describes the pairing of homologous chromosomes in prophase I of meiosis?
a)
somatic
b)
tetrad
c)
synapsis/crossing over
d)
homologous
7.
Structure A refers to the _____.
a)
chromatid
b)
chromosome
c)
centromere
8.
Structure B is pointing to the _____.
a)
chromosome
b)
centromere
c)
DNA
d)
chromatid
9.
Structure C is pointing to one ____.
a)
chromatids
b)
chromosomes
c)
centromeres
d)
DNA
10.
This picture shows...
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
11.
This picture shows...
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
12.
This picture shows which process?
a)
mitosis
b)
meiosis
c)
the cell cycle
13.
This image shows which process?
a)
mitosis
b)
meiosis
c)
the cell cycle
14.
This diagram below illustrates ___ which occurs during ___.
a)
reverse transcription; protein synthesis
b)
point mutation; DNA replication
c)
crossing over; meiosis
d)
DNA replication; cell cycle
15.
Compared with mitosis, the process of meiosis results in —
a)
greater number of daughter cells and chromosomes
b)
greater volume of cell cytoplasm
c)
greater number of daughter cells less chromosomes
d)
greater amount of genetic material
16.
The longest phase of the cell cycle is...
a)
Interphase
b)
Prophase
c)
Metaphase
d)
Telophase
17.
Meiosis results in ______.
a)
4 genetically diverse haploid gametes
b)
2 genetically distinct cells
c)
2 genetically identical cells
d)
4 genetically identical cells
18.
Which of the following explains why a cell's size is limited?
a)
a. volume increases faster than surface area
b)
b. surface area increases faster than volume
19.
the uncontrolled division of cells that results in malignant growth
a)
tissues
b)
cancer
c)
mitosis
d)
anaphase
20.
sequence
a)
C,D, B, A, F, E
b)
D,A,F,C,E,B
c)
B,E,C,F,A,D
d)
C,B,D,A E,F
21.
Which of the following phrases best describes cytokenesis
a)
division of the cytoplasm
b)
division of the nucleus
c)
division of DNA
d)
division of surface area
22.
Which phrase best describes cancer?
a)
absence of cyclins
b)
multiple gene mutations
c)
uncontrolled cell growth
d)
precesnce of genetic defects
23.
During interphase, a cell grows, dublicates organelles, and...
a)
copies DNA
b)
divides the nucleus
c)
divides the cytoplasm
d)
produces a new cell
24.
How many daughter cells are produced in meiosis?
a)
4 daughter cells
b)
none of these
c)
3
d)
1
25.
Is mitosis sexual or asexual reproduction?
a)
asexual
b)
sexual
26.
In humans, the 4 daughter cells of meiosis contain
a)
46 chromosomes
b)
23 chromosomes
c)
92 chromosomes
d)
No chromosomes
27.
Stem cells are
a)
cells that grow uncontrollably
b)
undifferentiated and can be any type of cell
c)
never go through cell division
d)
only found in embryos
28.
The DNA of a eukaryotic cell is in the
a)
cytoplasm
b)
nucleus
c)
lysosome
d)
ribosome
29.
What do we call the process of copying DNA?
a)
transciption
b)
translation
c)
replication
d)
redundancy
30.
What structure in a cell is the site for making proteins?
a)
ribosomes
b)
mitochondria
c)
lysosome
d)
Golgi body
31.
When amino acids are bonded together, what kind of molecule do they make?
a)
nucleic acid
b)
polysaccharide
c)
lipid
d)
polypeptide
32.
Where in a DNA molecule would you find the hydrogen bonds?
a)
Between the phosphate and sugar
b)
Between the sugar and nitrogen bases
c)
Between the nitrogen bases
d)
At the phosphates
33.
What would be the complementary DNA strand to the given strand of ATCGTA
a)
GCATCG
b)
TAGCAT
c)
ATGCTA
d)
CATGAC
34.
A DNA molecule with the sequence AGCTCA was used as a template for making mRNA. What would be the sequence of that mRNA molecule?
a)
TCAGCA
b)
UCGAGU
c)
AGCUCA
d)
ATGACT
35.
What is the monomer of DNA and RNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
monosaccharide
36.
Which of the following is known as the "genetic code"?
a)
the order of nitrogen bases along a gene
b)
the number of nitrogen bases in a DNA molecule
c)
the order of amino acids in a protein
d)
the number of guanine and cytosine bases in a chromosome
37.
Watson and Crick were the first to suggest that DNA is _____
a)
a short molecule
b)
the shape of a double helix
c)
a protein molecule
d)
the genetic material
38.
Nucleotides are made up of a sugar, a phosphate group, and a __________________
a)
nitrogenous base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
39.
The diagram shows the process of ____________
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
40.
Translation takes place in the ________
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
41.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
42.
What part of protein synthesis does this diagram represent?
a)
mRNA
b)
tRNA
c)
rRNA
d)
RNA
43.
The genetic code carries
a)
molecules through the cell membrane
b)
ATP across the cytoplasm
c)
instructions for translating information into proteins
d)
lysosomes around to kill bacteris
44.
What is created during transcription?
a)
tRNA
b)
DNA
c)
mRNA
d)
proteins
45.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
46.
Name this structure
a)
double helix
b)
nucelotide
c)
twisted ladder
d)
hydrogen bond
47.
DNA codes for...
a)
cholesterol
b)
proteins
c)
fatty acids
d)
a sandwich
48.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
49.
Prokaryotes (bacteria) reproduce asexually via -
a)
spore formation
b)
bud creation
c)
vegetative propagation
d)
binary fission
50.
This is when a new organism grows by cell division on the body of its parent. The bud, or offspring is identical to the parent. The bud, when large enough, can break off of the parent and live on its own. Examples of this include yeast, hydra and potatoes.
a)
Regeneration
b)
Vegetative propagation
c)
Fission
d)
Budding
51.
This occurs when an offspring grows from a piece of its parent. Examples include Sea Stars, Sea urchins, sea cucumber, sponges, and planarians
a)
Vegetative propagation
b)
Budding
c)
Regeneration
d)
Fission
52.
This cannot leave the nucleus
a)
DNA
b)
RNA
c)
Both
53.
Original: ATC CAT
Mutation: ATC GCAT
What mutation occurred?
Mutation: ATC GCAT
What mutation occurred?
a)
deletion
b)
insertion
c)
silent
d)
transverse
54.
Original DNA: CAT GAT
New DNA: CAT AT
What mutation occurred?
New DNA: CAT AT
What mutation occurred?
a)
deletion
b)
substitution
c)
tranverse
d)
insertion
55.
Gene: ABCDEF
Mutation: ACEFCD
What mutation?
Mutation: ACEFCD
What mutation?
a)
deletion
b)
substitution
c)
inversion
d)
insertion
56.
Gene: ABC
New Gene: BBC
What mutation
New Gene: BBC
What mutation
a)
deletion
b)
insertion
c)
substitution
d)
transversion
57.
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
58.
DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTAACGCAG. This is an example of ___ mutation.
The mutated DNA segment is TTAACGCAG. This is an example of ___ mutation.
a)
Substitution
b)
Deletion
c)
Translocation
d)
Inversion
59.
Which of the following would represent one of the cells produced by Mitosis?
a)
A
b)
B
c)
C
d)
D
60.
Which of the following would represent one of the cells produce by Meiosis?
a)
A
b)
B
c)
C
d)
D
61.
The different forms of a gene are called
a)
traits
b)
pollinators
c)
alleles
d)
hybrids
62.
What type of inheritance do two alleles have if their traits blend together?
a)
Incomplete Dominance
b)
Co-Dominance
c)
Mendelian Inheritance
d)
Homozygous Inheritance
63.
In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?
a)
rr
b)
R
c)
RR
d)
RR or Rr
64.
A cross between a white rooster and a black hen results in 100% blue Andalusian offspring. When two of these blue offspring are mated, the probable phenotypic ratio seen in their offspring would be ____.
a)
100% blue
b)
75% black, 25% white
c)
75% blue, 25% white
d)
25% black, 50% blue, 25% white
65.
Mendel took the pollen from a tall pea plant and pollinated the flower of a short pea plant. When he did this, he removed the male parts of the flower on the short plant. Why was it important that he remove the male parts from the flower of the short plant?
a)
because he wanted to prevent self pollination
b)
because the short plant was heterozygous
c)
because he wanted to prevent the development of seeds
d)
because the short plant was not a true-breeding plant
66.
What molecule is located at A?
a)
DNA
b)
mRNA
c)
rRNA
d)
tRNA
67.
What molecule is located at A?
a)
DNA
b)
mRNA
c)
rRNA
d)
tRNA
68.
What molecule is located at B?
a)
DNA
b)
mRNA
c)
rRNA
d)
tRNA
69.
What molecule is located at C?
a)
DNA
b)
mRNA
c)
rRNA
d)
tRNA
70.
What process occurs at B?
a)
Replication
b)
Transcription
c)
Translation
d)
Protein Synthesis
71.
What process occurs at A?
a)
Replication
b)
Transcription
c)
Translation
d)
Protein Synthesis
72.
What molecule is located at D?
a)
DNA
b)
mRNA
c)
rRNA
d)
tRNA
73.
His experiments showed that bacteria are transformed.
a)
Avery
b)
Griffith
c)
Watson
d)
Mendel
74.
What do Hox genes do?
a)
Determine your body plan.
b)
Stop mutations
c)
Make proteins
d)
Reduce the chromosome number
75.
What is the genotype of generation 1 in Figure above?
a)
II
b)
ii
c)
Ii
76.
A white mouse whose parents are both white produces only brown offspring when mated with a brown mouse. The white mouse is most probably ____.
a)
recessive
b)
heterozygous dominant
c)
homozygous dominant
77.
Which stage of meiosis is responsible for the law of independent assortment?
a)
Metaphase I
b)
Prophase I
c)
Anaphase I
d)
Telophase
78.
If two heterozygous individuals are crossed, what percent of their offspring are also expected to be heterozygous?
a)
0
b)
25
c)
50
d)
75
79.
A phenotype that results from a dominant allele must have at least _____ dominant allele(s) present in the parent(s).
a)
one
b)
two
c)
three
d)
four
80.
Nondisjunction is related to a number of serious human disorders. How does nondisjunction cause these disorders?
a)
alters the number of gametes produced
b)
alters the number of zygotes produced
c)
alters the chromosome structure
d)
alters the chromosome number
81.
What type of trait is represented in the pedigree?
a)
dominant
b)
recessive
82.
What type of trait is represented in the pedigree?
a)
Recessive
b)
Dominant
83.
Poofkins are either red, blue, or purple. What would happen if SpongeBob crossed a Poofkin with red flowers with a Poofkin with blue flowers .
a)
25% Red, 50% Blue, and 25% Purple
b)
50% Blue and 50% Red
c)
100% Purple
d)
100% Red
84.
What is the correct sequence for the synthesis of a protein?
a)
DNA-> RNA->Amino Acid->Protein
b)
RNA->DNA->Amino Acid->Protein
c)
Amino Acid->RNA-> Protein
d)
DNA->tRNA->Amino Acid
85.
During what stage of the cell cycle does Replication take place?
a)
Telophase
b)
Metaphase
c)
Prophase
d)
Interphase
86.
How many strands does DNA have?
a)
1
b)
2
c)
3
d)
4
87.
What term best describes replication?
a)
conservative
b)
semiconservative
c)
complementary
d)
nonconservative
88.
Mitosis occurs in _____ cells.
a)
somatic
b)
sex
c)
gamete
89.
Meiosis occurs in _____ cells.
a)
somatic
b)
gamete
c)
body
90.
A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound?
a)
carbohydrates
b)
nucleic acids
c)
lipids
d)
proteins
91.
which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
92.
What is the name of 3 bases on mRNA called?
a)
gene
b)
triplet
c)
codon
d)
anticodon
93.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose and adenine
b)
deoxyribose and a hydrogen bond
c)
deoxyribose and the nucleus
d)
deoxyribose and phosphate
94.
An enzyme that breaks the hydrogen bonds holding the base pairs together as it UNWINDS and UNZIPS the double helix, allowing new nucleotides to bind to the single strands by base pairing.
a)
ligase
b)
RNA polymerase
c)
DNA Helicase
d)
DNA polymerase
95.
Where does translation take place?
a)
Nucleus
b)
Ribosome
c)
Golgi Body
d)
Cytoplasm
96.
True or false: RNA is double-stranded.
a)
true
b)
false
c)
it depends on the type
97.
Most scientists classify viruses as ...
a)
living
b)
non-living
98.
Viruses are considered non-living. These are characteristics of non-living things, except one:
a)
not made of cells
b)
do not use energy
c)
can't make/take in food
d)
reproduce
99.
Which statement is TRUE about virus reproduction?
a)
Viruses can reproduce on their own
b)
Viruses need a host cell to reproduce
c)
Viruses live in host cells, but do not use their machinery to reproduce
100.
If an organism has a diploid (2n) number of 6, what is its haploid (n) number?
a)
2
b)
3
c)
6
d)
12
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