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WorksheetsMutations
Total questions: 40
Worksheet time: 34mins
Name
Class
Date
1.
What mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-A
T-G-A-C-C-A
T-G-A-G-C-A
a)
Substitution
b)
Deletion
c)
Insertion
d)
Frameshift
2.
DNA molecule segment is : TTACGCAAG
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.
The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.
a)
Substitution
b)
Deletion
c)
Insertion
d)
Inversion
3.
Are all mutations bad?
a)
Yes
b)
No
4.
_______ is called the bleeder's disease because the affected person's blood does not clot or clots very slowly.
a)
hemophilia
b)
Huntington disease
c)
sickle-cell anemia
d)
none of the above
5.
Where do mutations occur?
a)
DNA and RNA
b)
DNA
c)
RNA
d)
mRNA and tRNA
6.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
7.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
8.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
9.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
10.
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
11.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
12.
Any change in the sequence of DNA is...
a)
transgenic shift
b)
Single Genotype
c)
Monohybrid Trait
d)
Mutation
13.
Mutations:
a)
are permanent changes in the DNA sequence or structure
b)
produce allelic variation
c)
are more likely to be harmful than beneficial
d)
all of the above
14.
Gene: ABCDEF
Mutation: ACEFCD
What mutation occurred?
Mutation: ACEFCD
What mutation occurred?
a)
deletion
b)
substitution
c)
inversion
d)
insertion
15.
DNA is often considered the "______________" of life.
a)
Blueprint
b)
Mistake
c)
Swimming Pool
d)
Smelly Cheese
16.
a)
Prophase
b)
Interphase
c)
Anaphase
d)
Telophase
17.
a)
Anaphase
b)
Cytokinesis
c)
Telophase
d)
Metaphase
18.
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
19.
a)
Anaphase
b)
Cytonkinesis
c)
Interphase
d)
Prophase
20.
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
21.
Where does a cell contain it's genetic material?
a)
nucleus
b)
nucleolus
c)
cytoskeleton
d)
golgi
22.
DNA replication happens...
a)
before Mitosis
b)
during prophase
c)
during metaphase
d)
during telophase
23.
This image shows that DNA Replication is _______.
a)
Conservative
b)
Semiconservative
c)
Dispersive
d)
Spontaneous
24.
Why do multicellular organisms produce new cells?
a)
to advance the growth of the organism
b)
to replace old cells or cells that are not working well
c)
to heal a tear or wound
d)
all of the listed answers
25.
If you are a boy, what percent of your genes did you get from your dad?
a)
25%
b)
50%
c)
75%
d)
100%
26.
A human usually has _____ total chromosomes.
a)
6
b)
22
c)
4
d)
46
27.
What is it called when the sex cells meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
28.
How much of your DNA do you receive from your mother?
a)
25%
b)
50%
c)
75%
d)
100%
29.
What is shown in the diagram below?
a)
DAN
b)
RAN
c)
DNA
d)
RNA
30.
The goal of living things is to
a)
Grow and reproduce
b)
Die off
c)
mutate
31.
What is it called when body cells grow uncontrollably
a)
Spinal Stenosis
b)
Anemia
c)
Cancer
32.
When body cells divide it is called
a)
meiosis
b)
mitosis
33.
In mitosis the cells have how many chromosomes when reproduction is complete
a)
23
b)
36
c)
46
34.
Mitosis involves
a)
asexual reproduction
b)
sexual reproduction
35.
A new cell after mitosis is called a
a)
son cell
b)
daughter cell
c)
mother cell
36.
From where do new cells arise?
a)
Combination of chemicals
b)
Pre-existing cells
c)
From Prokaryotes
d)
From biologists
37.
The original cell that divides is called the
a)
mother cell
b)
parent cell
c)
daughter cell
d)
sister cell
38.
The two new identical cells are called
a)
mother cells
b)
daughter cells
c)
sister cells
d)
parents cells
39.
How many chromosomes do humans have in each cell?
a)
23
b)
26
c)
46
d)
43
40.
Chromosomes can only be seen when a cell is
a)
in interphase
b)
replicating its DNA
c)
dividing
d)
dead
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