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DNA, replication, cell cycle, and Cancer Flashcards | StudBud
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DNA, replication, cell cycle, and Cancer
DNA, replication, cell cycle, and Cancer
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1
Its good news if the doctor tells you that your tumor is...
Metastatic
Malignant
Benign
Invasive
2
The most significant difference between an animal cell and plant cell
in mitosis
is the presence of...
cholorplasts
vacuoles
a nucleus
a cell plate
3
Vegetative propagation is...
Cells specializing
Plants reproducing asexually
Mutations ocurring during mitosis
Cells dividing uncontrollably
4
What position did Mr. Ekis play in College soccer?
Midfielder
Defender
Goalkeeper
Forward
5
What is our biology classroom room number?
a202
a230
a227
a223
6
A carcinogen is a type of...
Mutagen
Mutation
Cancer
Gene
7
What is mitosis?
Cell division
Nuclear division
Sexual reproduction
a form of DNA replication
8
What is the LA Rams current record?
8-5
7-6
11-3
10-3
9
Thinking about changes in DNA form throughout the cell cycle, which is in the correct order?
Chromatin, chromatin/tids, chromosome/tids, chromosome, chromatin
Chromatin/tids, Chromatin, chromosome/tids, chromosome, chromatin
Chromatin, chromosome/tids, chromosome, chromatin, chromatin/tids
Chromosome, chromatin, chromatin, chromatin/tids, chromosome/tids,
10
Attached to its identical replicate...
Centrioles
Chromatids
Chromatin
Chromosomes
11
If a healthy cell becomes damaged or dangerous, it will go through what process?
Mitosis
Apoptosis
Cytokinesis
Differentiation
12
What is the part of a nucleotide that makes it different than other nucleotides?
None - the are all the same!
Sugar
Nitrogen base
Phosphate
13
In which phase does DNA replication occur?
Prophase
Anaphase
G1
S
14
Which two phases overlap..
Interphase and Anaphase
Telophase and cytokinesis
Metaphase and telophase
Anaphase and Prophase
15
Genes that code for the proteins that regulate the cell cycle are known as...
Mutagens
Oncogenes
Carcinogens
Proto oncogenes
16
By definition, a nucleic acid is always...
In a nucleus
Made of DNA
Very long
Made of nucleotides
17
A mutated set of genes that can no longer properly regulate the cell cycle are known as...
Oncogenes
Mutagens
Carcinogens
Proto oncogenes
18
How many chromosomes are in a human cell during Prophase?
92
36
23
46
19
What type of bonds go across the middle of DNA?
Phosphodiester (covalent) bonds
Hydrogen
Sugar-phosphate
Nitrogen
20
What is held together by a double hydrogen bond?
Adenine and Thymine
Guanine and Thymine
Cytosine and Guanine
Thymine and Cytosine
21
The most diverse cell with the greatest potential to become any type of cell is a...
Pluripotent stem cell
Hemocytoblast
Totipotent stem cell
Multipotent stem cell
22
In what phase are spindle fibers no longer needed?
Metaphase
Cytokinesis
Telophase
Interphase
23
Sugars and phosphates make up what part of DNA?
The backbone
The enzymes to break bonds
The rungs in the middle
The ends of each strand
24
I chop the leg off of a vershnervernin. The chopped off leg grows a new body, thus asexually reproducing!
Regeneration
Vegitative propagation
Budding
Fragmentation
25
Cancer cells can spread throughout the body... this is known as...
Differentiation
Entroputarioscopy
Apoptosis
Metastasis
26
How do DNA nucleotides fit together on the sides?
Hydrogen bonds
Sugar phosphate bonds
Purines with pyrimidines
They have to pair up
27
What enzyme is used to unzip DNA for replication?
DNA Helicase
DNA Polymerase
DNA Peptidase
DNA Synthase
28
Which phase does NOT have chromosomes?
Anaphase
Interphase
They all have chromosomes at some point
Prophase
29
Moveable DNA...
Chromatids
Chromosomes
Centrioles
Chromatin
30
Tumors are a result of cells lacking what characteristic?
Invasiveness
DNA
Carcinogens
Contact inhibition
31
Okazaki fragments are necessary because...
DNA can only be copied one direction
the nitrogen bases don't fit
they are what make up the genes
the sugar phosphate bonds can only be connected in sections
32
At what point do sister-chromatids no longer exist because they become their own chromosomes?
Telophase
Prophase
Anaphase
Cytokinesis
33
Which phase is the cell in for the longest time?
Anaphase
Prophase
Mitosis
Interphase
34
What phase doubles the number of chromosomes in the cell?
Prophase
Anaphase
Telophase
S-phase of interphase
35
Useable DNA...
Chromatin
Chromatids
Centrioles
Chromosomes
36
Which are the purines?
Adenine and Thymine
Adenine and Cytosine
Guanine and Thymine
Guanine and Adenine
37
The "double helix" is referring to...
The size of the DNA
One end of the DNA compared to the other
How we measure DNA length
DNA Shape
38
Pyrimidines are identified by
Having larger phosphates
Having larger nitrogen bases
Having smaller nitrogen bases
Having smaller phosphates
39
Okazaki fragments are made...
On the leading strand
On the replication fork
On the lagging strand
Using DNA helicase
40
5' and 3' ends have what characteristic?
None of these answers are accurate
One end of DNA has two 5' and the other end has two 3'
One side of DNA has two 5' and the other side has two 3'
The 5' on one side is across from the 3' on the other side of DNA
41
What phase doubles the amount of DNA in the cell?
Prophase
S-phase of interphase
Anaphase
Metaphase
42
Which is not a purpose of mitosis?
Growth of an organism
None of these answers apply
Healing cells
Asexual reproduction
43
What are the monomers of DNA?
Sugar and phosphates
DNA is the monomer!
Nucleotides
Hydrogen bonds
44
Which pairs are complimentary?
T and G
A and G
A and T
T and C
45
Which is not part of a nucleotide?
Glucose Sugar
Nitrogen base
These are all part of a nucleotide
Phosphate
46
What unit do we use to measure the length of a piece of DNA?
Complimentary base pairs
Number of atoms
number of nucleotides
Types of bonds
47
The nuclear membrane goes away during...
Anaphase
Prophase
Telophase
Interphase
48
Cells that gain specific functions by only reading specific parts of DNA are described as...
Differentiated cells
The cell cycle
Cancer cells
Stem cells
49
During replication, the DNA is unzipped up to...
Sugar-phosphates
The centromere
The replication fork
The centriole
50
How many different colleges has Mr. Ekis received college credit from?
9
2
6
1
51
How many different types of nucleotides make up DNA?
4
8
2
6
