Free ribosomes create

proteins to be used by organelles within the cell

The mitochondrial cristae are an adaptation that

increases surface area for more copies of ETC & ATP synthase

The inner liquid inside the mitochondria

What is an advantage of compartmentalization ?

organelles have optimum conditions to work efficiently

Which of the following activities happens within the stroma?

The Calvin cycle produces sugars.

Proteins made on ER-bound ribosomes can ____________, and those made on free-floating ribosomes ___________.

Secrete from the cell, stay in the cell

receptor proteins to bind to specific sites

Which of the following is not an advantage of a double membrane for the nucleus?

allows translation to edit proteins

The advantage of compartmentalisation of lysosomes is:

Enzymes contained do not cause damage to other parts of the cell

Compartmentalisation of the nucleus allows:

mRNA to be modified before it is sent to the ribosome to make a protein

Which of the following is not an advantage of being compartmentalized?

Enzymes are much more efficient at regulating metabolism.

Clathrin coated vesicles mediate transport from

Outward face to golgi and inward from plasma membrane

What is the function of peroxisome?

break down our own toxins and make lipids

The highly folded cristae of the mitochondria:

increases surface area for reactions to occur mitochondria

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B2.2 Organelles and compartmentalization

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Questions 43

Answers

1
What occurs in the mitochondrial cristae?
Oxidative phosphorylation
Link reaction
Glycolysis
Krebs cycle
2
Free ribosomes create
proteins that can only be used by the nucleus
proteins to be used by organelles within the cell
problems for IB Biology students studying protein synthesis
proteins to be transported out of the cell
3
The Golgi Complex is label...
D
G
H
E
4
The increased surface area of thylakoids allows:
Greater absorption of sunlight
Greater transport of sugar molecules
Decreased absorption of sunlight
Greater transport of thyroid hormone
5
The mitochondrial cristae are an adaptation that
increases surface area for more copies of ETC & ATP synthase
encloses the DNA housed within the mitochondrial matrix.
helps mitochondria divide during times of greatest need.
allows other ions to build up when H+ ions aren't available.
6
Which of the following cell parts are considered organelles?
Cytoskeleton, mitochondria, chloroplasts
Vesicles, mitochondria, cell wall
Nucleus, vesicles, ribosomes
Chloroplasts, cytoskeleton, cell membrane
7
Which structure represents a single thylakoid?
structure A
structure C
structure B
8
What advantage do eukaryotic cells have in being compartmentalized?
Substances that are damaging to the cell are kept seperate
It makes the cell more efficient at doing metabolism
Organelles with their contents can be moved around the cell
All the above
9
This organelle refines, packages and delivers proteins synthesized on ribosomes of the ER
perioxisomes
nucleus
lysosomes
golgi apparatus
10
The stroma is the region outside the
all of the above
chloroplasts.
thylakoids.
plant cells.
11
Free-floating ribosomes make proteins:
For export out of the cell
For protein synthesis
For the cell digest
For use within the cell
12
The cristae of the mitochondria exist to:
increase the amount of glucose available
increase surface area
decrease surface area
create more mitochondrial matrix
13
Mitochondrial Matrix
the stack of granula inside the chloroplasts
the stack of thylakoids inside a mitochondria
The inner liquid inside of the chloroplast
The inner liquid inside the mitochondria
14
In chloroplasts, what is the structure called which joins granum together?
lamella
double membrane
Thylakoids
Stroma
15
The receiving side of the Golgi apparatus
Cis
Trans
medial
cisternae
16
What is an advantage of compartmentalization ?
each organelle does a different job
organelles have optimum conditions to work efficiently
Process of protein manufacturing
Mitosis
17
Which process results in the formation of cage-shaped clathrin-coated vesicles?
Condensation
Pinocytosis
Phagocytosis
Receptor-mediated endocytosis
18
The cell wall, cytoskeleton, and cytoplasm are not considered organelles because
both answers
they have no specific function
they have no specific function and are not in prokaryotes
they are not membrane-bound
19
Which of the following activities happens within the stroma?
ATP synthase produces ATP.
Electrons move through the electron transport chain.
The Calvin cycle produces sugars.
Photosystem I absorbs light.
20
Proteins made on ER-bound ribosomes can ____________, and those made on free-floating ribosomes ___________.
Stay in the cell, exit the cell
Secrete from the cell, stay in the cell
Enter the cell, secrete from the cell
Enter the cell, enter the nucleus
21
Clathrins allow:
the formation of proteins
receptor proteins to bind to specific sites
molecules that need to be removed from the cell
proteins to be slowly broken down
22
The mitochondria is label...
H
B
D
E
23
Which of the following is not an advantage of a double membrane for the nucleus?
beneficial for mitosis and meiosis
protective barrier for DNA
allows translation to edit proteins
regulate gene expression
24
What is the mitochondrial cristae?
The inner space
The inner membrane
The outer membrane
The inter-membrane
25
Which letter represents the cristae of the mitochondrion?
A
B
C
26
mitochondrial matrix contains mitochondrial DNA, ribosomes, + enzymes.
False
True
27
The advantage of compartmentalisation of lysosomes is:
Enzymes can be packaged before they are sent out of the ce
Enzymes contained do not cause damage to other parts of the cell
Proteins can be packaged before they are sent out of the cell
Proteins contained do not cause damage to other parts of the cell
28
Which of the following is considered an organelle?
cytoskeleton
cytoplasm
ribosomes
cell wall
29
Transcription takes place in the
ribosomes
cytoplasm
vesicles
nucleus
30
Compartmentalisation of the nucleus allows:
DNA to be modified before it is sent to the Golgi to make a protein
mRNA to be modified before it is sent to the ribosome to make a protein
mRNA to be modified before it is sent to the ER for translation
mRNA to be modified before it is sent to the ribosome to make a lipid
31
Mitochondrial Matrix contains mitochondrial DNA but not enzymes
False
True
32
Which of the following is not an advantage of being compartmentalized?
Enzymes are much more efficient at regulating metabolism.
Conditions such as pH can be maintained at an ideal level.
Enzymes and substrates can be much more concentrated.
Organelles can be moved around within the cell.
33
The outer nuclear membrane connects with the:
Plasma membrane
Golgi apparatus
DNA
endoplasmic reticulum
34
Which ER has ribosomes on it?
The Rough ER
The Smooth ER
35
Grana are stacks of what part inside the chloroplast?
thylakoids
granum
chloroplasts
stroma
36
cell containing a nucleus & compartmentalized organelles:
Prokaryotic
Prokaryote
Eukaryotic
Multi cellular
37
Clathrin coated vesicles mediate transport from
The inward face of golgi and outward from plasma membrane
From golgi to the plasma membrane
Outward face to golgi and inward from plasma membrane
ER Mitochondria
38
What organelle is attached to the nucleus?
ribosomes
Golgi apparatus
Rough endoplasmic reticulum
Smooth endoplasmic reticulum
39
What is the function of peroxisome?
break down lipids
store protein
break down our own toxins and make lipids
break down foreign toxins
40
The highly folded cristae of the mitochondria:
increases surface area for reactions to occur mitochondria
decreases surface area for reactions to occur in the mitochondria
decreases surface area for reactions to occur in the chloroplast
increases surface area for reactions to occur chloroplast
41
In the diagram below a chloroplast has been labelled ___ and a mitochondrion labelled ____.
C, B
B, G
B, C
F, C
42
What double membrane structure surrounds the nucleus provides compartmentalization.
Vacuole
vesicles
Nuclear Envelope
Mitochondrian
43
Which of the following does not have a double membrane?
nucleus
chloroplast
ribosome
mitochondria

B2.2 Organelles and compartmentalization Flashcards | StudBud