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Mitosis, DNA Rep, Protein Synthesis, Mutations, and Biotech Test

Total questions: 60

Worksheet time: 3600secs

Name
Class
Date
1.

G1, S, G2 are all part of what stage of the cell cycle?

a)

Cytokinesis

b)

Interphase

c)

Mitosis

d)

Telophase

2.

What phase of mitosis is shown in the image?

a)

Anaphase

b)

Prophase

c)

Metaphase

d)

Telophase

3.

Which of the following is an accurate definition of cytokinesis?

a)

Division of the centrioles

b)

Division of the cytoplasm

c)

DNA replication

d)

Normal cell growth

4.
What is the longest stage of the cell cycle called?
a)
Cytokinesis
b)
M phase
c)
Interphase
d)
G1 Phase
5.
During what phase of the cell cycle is DNA replicated?
a)
G1 phase
b)
S phase
c)
G2 phase
d)
M phase
6.
Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase. 
a)
prophase, metaphase, telophase, anaphase
b)
prophase, anaphase, metaphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, telophase, metaphase, anaphase
7.
Which is Metaphase?
a)
A
b)
B
c)
C
d)
D
8.
Which is telophase?
a)
A
b)
E
c)
B
d)
F
9.

name this phase

a)

Anaphase

b)

Cytonkinesis

c)

Interphase

d)

Prophase

10.
a)
Prophase
b)
Interphase
c)
Anaphase
d)
Telophase
11.
The phase in mitosis where chromosomes move away and are pulled apart by spindles to opposite sides of the cell.
a)
prophase
b)
anaphase
c)
metaphase
d)
telephase
12.

What is cancer?

a)

The heart does not receive enough blood.

b)

Sudden stop of blood flow to the brain.

c)

Blood filled weak spot

d)

Uncontrolled growth and spread of abnormal cells.

13.
Which of these lists presents the stages of the cell cycle in the correct order?
a)
interphase, mitosis, cytokinesis
b)
cytokinesis, mitosis, interphase
c)
mitosis, interphase, cytokinesis
d)
interphase, cytokinesis, mitosis
14.

A chromosome is packaged

a)

DNA

b)

Protein

c)

Carbohydrates

d)

Lipids

15.

Nuclear membrane breaks down, spindle fibers form describes:

a)

Prophase

b)

Anaphase

c)

Metaphase

d)

Telophase

16.

Spindle fibers attach, centrioles line chromosomes in the center of the cell describes:

a)

Prophase

b)

Telophase

c)

Metaphase

d)

Anaphase

17.
Mitosis results in the formation of...
a)
Two identical cells with all of the original chromosomes
b)
Two different cells with half of the original chromosomes
c)
Four identical cells with all of the original chromosomes
d)
Four different cells with half of the original chromosomes
18.

What are the yellow curved lines in the image used to separate sister chromatids?

a)

chromosomes

b)

chromatids

c)

spindle fibers

d)

centrioles

19.

The structures labeled B are_________, held together by a centromere.

a)

sister chromatid

b)

centriole

c)

centromere

d)

chromophere

20.

Whats the phase that happens before telophase phase?

a)

Prophase

b)

Telophase

c)

Anaphase

21.

What is the role of centrioles in mitosis?

a)

Centrioles play no role in mitosis.

b)

Centrioles help in the formation of cell membrane during mitosis.

c)

Centrioles aid in the production of ATP during mitosis.

d)

Centrioles help in the formation of spindle fibers and aid in the organization of the spindle apparatus during mitosis.

22.

Check the correct statement:

a)

Plant Cell - cell plate; Animal Cell - cleavage furrow

b)

Plant Cell - cleavage furrow; Animal Cell - cell plate

23.
In what organelle is the genetic material found inside?
 
a)
Endoplasmic Reticulum
b)
Golgi Complex
c)
Nucleolus
d)
Nucleus
24.
In a strand of DNA, if it contains 20% of Thymine, then how much Guanine would be present?
a)
30%
b)
20%
c)
80%
d)
10%
25.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
26.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
27.
Which of the following units are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
polysaccharides
28.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
29.
Nitrogenous bases are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
30.
The enzyme that unzips the DNA to prepare for replication
a)
helicase
b)
replicase
c)
polymerase
d)
synthase
31.
RNA contains the sugar
a)
ribose
b)
deoxyribose
c)
glucose
d)
lactose
32.
Which of the following statements is true?
a)
DNA is single-stranded
b)
RNA is single-stranded
c)
DNA contains uracil
d)
RNA contains deoxyribose
33.
What is the difference between DNA and RNA in terms of bases?
a)
RNA contains uracil in place of thymine
b)
RNA contains uracil in place of adenine
c)
RNA contains uracil in place of guanine
d)
RNA contains uracil in place of  cytosine
34.
I travel outside of the nucleus.
a)
DNA
b)
RNA
35.
Which enzyme is responsible for adding nucleotides ("The Builder")?
a)
Topoisomerase
b)
DNA Polymerase
c)
Ligase
d)
Primase
36.
Why is it crucial that living things are able to replicate their DNA?
a)
Each cell must have its own DNA
b)
Less copies of DNA are needed when a new cell is created
c)
A cell needs multiple copies of DNA
d)
Only muscle cells need DNA 
37.
Sometimes, DNA is called "semi-conservative." Why might this be?
a)
The old strand is "conserved" and used to make the new strands
b)
Uracil is "conserved" in that it is only used to make the new strands
c)
ATP is "conserved" via the usage of facilitated diffusion
d)
Ligase is "conserved" in that it is denatured by the process
38.

According to Chargraff’s data that established the DNA base-pairing rules, if 30% of Jason’s DNA is made up of thymine (T) nucleotides, what approximate percent of his DNA should be made up of cytosine (C) nucleotides?

a)

20%

b)

30%

c)

70%

d)

40%

39.

A mutagen is

a)

a gene that has an altered mutation

b)

something that causes a mutation

c)

any change in a nucleotide sequence of DNA

d)

the portion of the chromosome altered by the mutation

40.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

41.

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

a)

tRNA

b)

mRNA

c)

rRNA

d)

dRNA

42.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

43.

Which of the following is the complementary mRNA sequence to this DNA strand: AACTGAA

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

44.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
45.

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

a)

Substitution

b)

Deletion

c)

Insertion

d)

Frameshift

46.

Which of the following would result in a frameshift mutation?

a)

Insertions only

b)

Substitution only

c)

Deletion only

d)

Insertions and Deletions

47.

A substitution mutation that has no effect

on amino acids sequence

a)

Insertion Mutation

b)

Translocation

c)

Silent Mutation

d)

Deletion Mutation

48.

Part of a chromosome is reversed.

a)

Inversion Mutation

b)

Deletion Mutation

c)

Translocation

d)

Point Mutation

49.

Part of a chromosome is repeated

a)

Gene Mutation

b)

Point Mutation

c)

Deletion Mutation

d)

Duplication Mutation

50.

Part of one chromosome is transported and attached

to a non-homologous chromosome

a)

Inversion Mutation

b)

Translocation Mutation

c)

Duplication Mutation

d)

Point Mutation

51.

Failure of homologous chromosomes

to separate during meiosis.

Results in gametes with either one extra or one missing chromosome.

a)

Translocation

b)

Nondisjunction

c)

Replication

d)

Transcription

52.

If a mutation codes for "stop" in the amino acid chain, this is called a:

a)

nonsense mutation

b)

missense mutation

c)

silent mutation

d)

frameshift mutation

53.

What type of Mutation is this to the sentence "THE CAT WAS FUN":

THE CAT AWA SFU N...

a)

Substitution Mutation

b)

Deletion Mutation

c)

Insertion Mutation

54.

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

a)

Insertion

b)

Point mutation

c)

Deletion

d)

Substitution

55.

This is the practice of producing a genetically identical cell or organism

a)

Cloning

b)

Gel Electrophoresis

c)

Genetic Engineering

d)

DNA Fingerprinting

56.
What is recombinant DNA?
a)
Adding DNA from one organism into the DNA of another
b)
DNA which has been changed over generations by natural selection
c)
DNA that causes genetic disorders
d)
DNA that has been sequenced
57.

Which suspect left the blood stain?

a)

Bob

b)

Sue

c)

John

d)

Lisa

58.

The laboratory process that makes many copies of DNA

a)

PCR

b)

Electrophoresis

c)

Gene Therapy

59.

This is the practice of choosing individuals of a species to mate based on their desirable characteristics

a)

Bacterial recombination

b)

Natural selection

c)

Genetic modification

d)

Selective breeding

60.

Which of the following best describes transgenic organism? 

a)

Changing bacterial DNA by adding genes to it

b)

Any organism that has DNA from a different species

c)

Any organism that has DNA from the same species

d)

A tool used by scientists to separate chunks of DNA

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