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BIOL 1107 Fall 2017 Exam 1 Practice 4 Flashcards | StudBud
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BIOL 1107 Fall 2017 Exam 1 Practice 4
______ resist the turgor pressure from vacuoles
What type of cells have ribosomes?
BIOL 1107 Fall 2017 Exam 1 Practice 4
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Practice 4
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1
What type of cells have ribosomes?
Only Eukaryotic
Only prokaryotic
No cells have ribosomes
Both prokaryotic and eukaryotic
2
______ resist the turgor pressure from vacuoles
extracellular matrix
plasma membrane
cell wall
3
In chloroplast, the pancake shaped structures that contain chlorophyll are called?
stroma
cristae
matrix
thylakoids
4
Which of these would you not expect to see in a prokaryotic cell?
A cell wall
A slimy capsule
cytoskeleton
extracellular matrix
5
Which of the following is found in every cell?
Golgi apparatus
A nucleoid
Ribosomes
A nucleus
6
Miller-Urey, Deep Sea Vents, and Alkaline Vents, are associated with origin of life scenario?
Chemical Evolution
Extraterrestrial
7
The Millery Urey and Deep Sea Vents experiments focus on which macro-molecule?
Lipids/fats
Nucleotides
Carbohydrates
Amino acids
8
Small intestinal cells have invaginations called microvilli which _________ SA/V ratio
decrease
increase
9
Bacteria perform photosynthesis and respiration by means of ________
internal membrane folds within the cell
mitochondria and chloroplasts
10
Microtubules are polymers of which protein?
Tubulin
actin
keratin
11
Which type of extracellular structure would you see in human and animal cells?
Extracellular matrix
Cell wall
12
Many of the proteins that make up intermediate filaments are types of ________
Keratin
Actin
Tubulin
13
Which of these would be considered non-science?
All of these are non-science
Art
Philosophy
Religion
14
According to the endosymbiosis theory, which two organelles use to be free living prokaryotes?
Chloroplast and RER
Mitochondria and chloroplasts
Mitochondria and SER
Mitochondria and RER
15
_______refers to the folds of the inner membrane of the mitochondria.
Matrix
Cristae
16
The liver helps detoxify toxic substances. You would expect liver cells to have a lot of ______
Smooth Endoplasmic Reticulum
Rough Endoplasmic Reticulum
17
A hypothesis must be _______
Testable
Not expensive to test in an experiment
It is not important for a hypothesis to be testable
18
What important process are centrosomes (and by extension centrioles and microtubules) involved
Cell Division (specifically moving of chromosomes)
Photosynthesis, specifically the dark reactions
Cellular respiration, specifically chemiosmosis
19
Which organelle is not said to have been formed by invaginations of the cell membrane?
Golgi Apparatus
Mitochondria and plastids
Nuclear envelope and RER
SER
20
Cillia and flagella are made up of a network of
intermediate filaments
microfilaments
microtubules
21
The centrosome is basically 2 centrioles. Centrioles are made up of ______
intermediate filaments
microtubules
microfilaments
22
________are made of actin monomers, help cells move, and determine cell shape.
Microtubules
Microfilaments
Intermediate filaments
23
You notice a certain breed of dog likes to drink beer. Which step of the scientific method?
Design an experiment
Report your results
Make an observation
24
Archaea are more closely related to ________
I do not know and I do not care
Eukarya
Bacteria, because they are both prokaryotes
25
When Drew took 1107 3 years ago prokaryotes did not have a cytoskeleton. Scientists determined
that prokaryotes actually do have a cytoskeleton
that prokaryotes definitely do not have a cytoskeleton
26
Which of these would not be a function of the extracellular matrix?
Tissue Repair
Helping to hold cells in tissues
Resisting turgor pressure
Playing a role in cell signaling
27
_______ are made of fibers embedded in polysaccharides and proteins
Extracellular matrix
Cell walls
28
Which cell would have a higher surface area to volume ratio?
A cell with 0.5 μm diameter
A cell with 5 μm diameter
29
________ manipulate one factor while holding all other variables constant
Controlled experiments
Comparative experiments
30
This is my dumb dog Shadow. He is an animal (and a eukaryote). Therefore, in his cells, his DNA
floats in a region of the cytoplasm call the nucleoid
is contained within a nucleus.
31
Here is my dumb dog again. What kind of extracellular structure would you see in his cells?
Extracellular matrix
Cell Wall
32
In a mitochondria, where are the DNA and ribosomes located?
In the cristae
In the intermembrane space
In the matrix
33
In the video game Pokemon, individual Pokemon evolve. How does this compare to real life?
Individuals evolve in real life
Populations evolve in real life
34
The earth originated approximately ________
2.5 billion years ago
4.6 billion years ago
6000 years ago
150,000 years ago
35
_______ move substances to different part of the endomembrane system and around the cell.
Vesicles
Peroxisomes
Glyoxysomes
36
______ are Golgi Apparatus derived vesicles that carry digestive enzymes.
Peroxisomes
Centrosomes
Lysosomes
Glycosomes
37
Which of these is not a function of the Golgi Apparatus?
Chemically modify proteins
Sort/concentrate/package proteins
Put modified proteins into new vesicles
The production of ATP via cellular respiration
38
______ are RNA/protein complexes that produce proteins.
Ribosomes
Mitochondria
Lysosomes
Peroxisomes
39
Where are ribosomes made in eukaryotes?
In the Smooth ER
In the Rough ER
In the nucleolus
In the nucleoid
40
Cell theory tells us that cells originate
spontaneously from non-living substances.
from pre-existing cells
41
Which of these is the smallest level at which life can occur?
Cells
Tissues
Organelles
Macromolecules
42
Protists are ________
prokaryotes
eukaryotes
43
________ are organelles that have their own DNA and ribosomes.
Mitochondria and chloroplasts
RER and mitochondria
SER and chloroplasts
RER and mitochondria
44
What is the fluid in the chloroplast called? (Fluid that surround the thylakoid stacks)?
Granum
Stroma
Matrix
Stomata
45
You would expect a muscle cell to have a lot of ________
Smooth ER
Rough ER
46
Is evolution a theory about the origin of life?
No, it is a theory about how life changes.
Yes