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Chapter 4 - A Tour of the Cell Flashcards | StudBud
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Chapter 4 - A Tour of the Cell
Chapter 4 - A Tour of the Cell
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AP Bioh***
Flashcards
53 cards
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Practice quiz
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Host live
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Questions
53
Answers
1
What do contractile vacuoles do?
Photosynthesis
Pump excess water out of the cell
Make storage for proteins
Digestion
2
What separates the nucleus from the cytoplasm?
Cytoskeleton
Nuclear Envelope
Plasma Membrane
Cell Wall
3
What is the function of the extracellular matrix?
Protect the cell membrane
Protect the cell wall
Support, adhesion, movement, and regulation
Conjoin cells
4
What is an organelle?
No-membrane structures within prokaryotic cells
Structures within bacteria
Membrane-enclosed structure within eukaryotic cells
Semi-Permeable membrane structures within prokaryotic cells
5
What kind of cell junctions do animals have?
They don't have cell junctions
Tight junctions, desmosomes, & gap junctions
Plasmodesmata
6
What role does the Golgi do?
Digestion
Janitors
Factory
Post office
7
What do phagocytes do?
Engulf smaller organisms or food particles
Synthesize proteins
Recycle cells
8
What produces energy in eukaryotic cells?
Cytoskeleton
Mitochondria & Chloroplast
Nucleus
Golgi
9
How many chromosomes does human DNA have?
46 for chromosomes in the nucleus; 23 in sex cells
46 all together
23 for chromosomes in the nucleus; 46 in sex cells
23 all together
10
What is the endo-membrane system?
Nuclear envelope, ER, Golgi, Lysosomes, Vacuoles, Plasma Mem
Nucleus, Gogli, Cytoplasm
IDK
Nothing
11
What is the granum?
Fluid outside the thylakoids
Enzymes in the thylakoids
Each stack of thylakoids
12
What do microfilaments (part of cytoskeleton) do?
Separate chromosomes during cell division
Protein synthesis
Bear tension & support shape
13
What are plastids?
Chlorophyll in the chloroplast
Closely related plant organelles
Single membrane nucleii
14
What is cytology?
Study or organelles
Study of Cell Structure
Study of prokaryotic cells
Study of Raadha
15
What did Robert Hooke do?
Discovered DNA
First one to see the cell wall
First one to see plasma membrane
Invented the electron microscope
16
What do cilia and flagella do?
Move the cell
Float the cell
Transport things
17
Which ER has ribosomes?
Rough
Smooth
Both
Neither
18
What is biochemistry?
The study or proteins within chemistry
The study of biology + chemistry
The study of the chemical processes of cells.
19
What do intermediate filaments (part of cytoskeleton) do?
Support tension
Reinforce the shape & fix positions of organelles
Protein synthesis
20
What kind of cell is this?
Plant
Animal
21
What are the parameters in microscopy?
Resolution, Brightness, Spot
Magnification, Contrast, Clarify
Contrast, Saturation, Clarify
Magnification, Resolution, Contrast
22
What is the order of how the cell wall is made?
Primary Cell--Secondary Cell--Middle Lamella
Primary Cell--Middle Lamella--Secondary Cell
23
What does the endosymbiont theory state?
Ancestors of eukaryotic cells engulfed a prokaryotic cell
Eukaryotes have no life
There is no historical relationship between pro and eu cells
24
ALL cells are bound by....
Plasma Membrane
Cytoskeleton
Nuclear Envelope
Cell Wall
25
What are the types of microscopes?
Light, Scanning
Light, Electron, Transmission Electron, Scanning Electron
Light, Transmission, Paritial
Light, Semi-Transverse, Electron
26
Which type of cell has a cell wall?
Plant
Neither
Animal
Both
27
What is the function of the cell wall?
Protects, maintains shape, & prevents excess uptake of water
Protect the central vacuole
Protein synthesis
28
What kind of cell is this?
Plant
Animal
29
What role does the endoplasmic reticulum do?
Factory
Janitors
Post Office
Digestion
30
What is cell motility?
Changes in cell location & movements of parts of the cell
Moving the organelles within the cell
The organism moving
31
What is the function of the endomembrane system?
Protein synthesis & transport, metabolism of lipids, detox
Provide shape and support
Protect the cell
32
What is the plasma membrane?
Barrier that doesn't let anything in
Barrier that only allows proteins through
Nothing
Selective barrier allows passage of oxygen, nutrients&waste.
33
What is in the nucleolus?
DNA
mRNA & rRNA
Chromatin; where rRNA is synthesized
Chromosomes
34
What is the mitochondria responsible for?
Cellular respiration
Digestion
Photosynthesis
35
Where is the DNA located in a eukaryotic cell?
Plasma Membrane
Nucleoid
Lysosome
Nucleus
36
What is a vesicle?
The nuclear envelope
A hair that moves particles
Fluid sacs made of membrane
37
What is the cytoplasm?
The area between the cytoskeleton & plasma membrane
The area that hold organelles
The area that holds DNA
The area between the nucleus and plasma membrane
38
What are microtubules (part of cytoskeleton) function?
Bear tension from the cell
Shape, support, separation of chromosomes during cell divisi
Retain the shape
39
What is a peroxisomes function?
Protein synthesis within the cytoplasm
Enzymes transfer hydrogen to hydrogen peroxide
Metabolism
40
What is in the chloroplast?
Proteins
Chlorophyll
Enzymes
Oxygen
41
What is the function of the cytoskeleton?
Support & maintain shape
Transport materials
Protein synthesis
42
What is a thylakoid?
Fluid inside the chloroplast
Membranous system in form of flattened sacs in chloroplast
Enzymes within the chloroplast
43
What do lysosomes do?
Digestion & waste removal
Carry enzymes
Protein Factory
Cleanup
44
Where is the DNA located in a prokaryotic cell?
Nucleus
Cytoplasm
Nucleoid
Mitochondria
45
What kind of cell junctions do plants have?
Tight junctions
Plasmodesmata
Gap junctions
Desmosomes
46
What are prokaryotic?
Protists, fungi, animals, & plants
Bacteria and archaea
Protists and bacteria
Bacteria, Fungi, Plants
47
What is cell fractionation?
The process the joins cells together
The process used to separate cells for sexual reproduction
The process used to separate cellular components.
48
What jellylike substance is inside all cells?
Cytosol
DNA
Nucleic Acids
Plasma
49
What is autophagy?
Recycle the cell's own organic material
Raadha
Eating your own cell
50
What is the chloroplast responsible for?
Protein synthesis
Supporting the cell
Photosynthesis
Cellular Respiration
51
What does the central vacuole do?
Absorbs water to maintain the cell's shape
Food digestion
Pump excess water out of the cell
52
What are eukaryotic?
Protists, fungi, animals, & plants
Protists, animals, bacteria
Fungi and Bacteria
Bacteria and archaea
53
What are ribosomes?
raadha
mRNA & rRNA; protein synthesis
rRNA & protein; carry out protein synthesis
tRNA & DNA
