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Study sets matching "a tour of the cell"

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Study sets matching "a tour of the cell"

38 terms
A Tour of the Cell
cell junctions
central vacuole
chloroplasts
chromatin
Contact points between the plasma membranes of tissue cells
A membranous sac in a mature plant cell with diverse roles in…
Capture energy from sunlight and use it to produce food for t…
DNA and protein that makes up chromosomes
cell junctions
Contact points between the plasma membranes of tissue cells
central vacuole
A membranous sac in a mature plant cell with diverse roles in…
39 terms
A Tour of the Cell
cells
prokaryotes; Bacteria
eukaryotes
common features of pro and eukaryotes
all organisms are made of cells... simplest collection of living…
1-5 micro m in size... no internal membrane
plants, animals, protists, fungi... 10-100micro m
have plasma membrane... have genetic information in DNA (chromos…
cells
all organisms are made of cells... simplest collection of living…
prokaryotes; Bacteria
1-5 micro m in size... no internal membrane
36 terms
A tour of the cell vocab
1. Cell theory
2. Prokaryotic cell
3. Eukaryotic cell
4. Plasma membrane
Theory that all living things are composed of cells and that…
Type of cell lacking a membrane-enclosed nucleus and other me…
Type of cell that has a membrane-enclosed nucleus and other m…
Membrane that sets a cell off from its surroundings and acts…
1. Cell theory
Theory that all living things are composed of cells and that…
2. Prokaryotic cell
Type of cell lacking a membrane-enclosed nucleus and other me…
36 terms
A tour of the cell vocab
1. Cell theory
2. Prokaryotic cell
3. Eukaryotic cell
4. Plasma membrane
Theory that all living things are composed of cells and that…
Type of cell lacking a membrane-enclosed nucleus and other me…
Type of cell that has a membrane-enclosed nucleus and other m…
Membrane that sets a cell off from its surroundings and acts…
1. Cell theory
Theory that all living things are composed of cells and that…
2. Prokaryotic cell
Type of cell lacking a membrane-enclosed nucleus and other me…
17 terms
A Tour of the Cell
prokaryotic cell
eukaryotic cell
plasma membrane
smooth ER
no nucleus, nucleoid, no membrane-bound organelles, cytoplasm…
nucleus bounded by nuclear envelope, membrane-bound organelle…
selective barrier that allows sufficient passage of O2, nutri…
synthesizes lipids, metabolizes carbs, detoxifies poison and…
prokaryotic cell
no nucleus, nucleoid, no membrane-bound organelles, cytoplasm…
eukaryotic cell
nucleus bounded by nuclear envelope, membrane-bound organelle…
29 terms
A tour of the Cells
Prokaryotic
Eukaryotic
Dna, cell membrane, cytoplasm, and rib…
Nucleolus
Lack nucleus; bcateria and archea, smaller.
Have a nucleus; plants, animals, and fungus, things that are…
All cells have what structures?
In the nucleus. All make ribosomes in the nucleus. They produ…
Prokaryotic
Lack nucleus; bcateria and archea, smaller.
Eukaryotic
Have a nucleus; plants, animals, and fungus, things that are…
109 terms
A Tour of The Cell
CELL
How do we study cells?
Microscopy
light microscope
-simplest collection of matter that can be alive, arranged in…
Microscopy allowed the discovery and early study of cells
The development of instruments that extend the human senses a…
visible light is passed through the specimen and than through…
CELL
-simplest collection of matter that can be alive, arranged in…
How do we study cells?
Microscopy allowed the discovery and early study of cells
42 terms
a tour of the cell vocab
light microscopes
magnification
resolving power
robert hooke
can be used to explore the structures and functions of cells
is an increase in he specimens apparent size
is the ability of an optical instrument to show two objects a…
Discovered cells
light microscopes
can be used to explore the structures and functions of cells
magnification
is an increase in he specimens apparent size
44 terms
A Tour of the Cell
Cell Theory
Light microscope
Electron Microscope
Scanning Electron Microscope
All living things are made of cells and all cells come from o…
Light is projected through the specimen and into the viewers…
Instead of light, it uses a beam of electrons
Studies the detailed architecture of cell surfaces
Cell Theory
All living things are made of cells and all cells come from o…
Light microscope
Light is projected through the specimen and into the viewers…
24 terms
A Tour of the Cell
Prokaryote
Nucleoid
Cytoplasm
Ribosomes
A unicellular organism that lacks a nucleus and membrane boun…
A dense region of DNA in a prokaryotic cell. Contains the chr…
in a Prokaryote, everything inside the plasma membrane; in a…
site of protein synthesis, composed of rRNA and protein.
Prokaryote
A unicellular organism that lacks a nucleus and membrane boun…
Nucleoid
A dense region of DNA in a prokaryotic cell. Contains the chr…
45 terms
A Tour of the Cell
Cytoskeleton
Light microscope
Resolution
Electron microscope
System of protein fibers that provides structural support and…
Visible light is passed through a specimen, study for microor…
A measure of the clarity of image
Focuses a beam of electrons through a specimen or on its surf…
Cytoskeleton
System of protein fibers that provides structural support and…
Light microscope
Visible light is passed through a specimen, study for microor…
36 terms
A Tour of the Cell
Cell Theory
Light Microscope
Electron Microscope
SEM
-All living things are composed of cells and all cells arise…
fully developed in 1870's and can magnify up to 1000x, 1 nm r…
invented in 1930 and came into widespread use in the 1950's w…
shows the surface in 3-D
Cell Theory
-All living things are composed of cells and all cells arise…
Light Microscope
fully developed in 1870's and can magnify up to 1000x, 1 nm r…
88 terms
A Tour of the Cell
light microscope
magnification
resolution
contrast
a microscope in which visible light is passed through the spe…
the ratio of an object's image size to its real size; importa…
a measure of the clarity of the image; the minimum distance t…
the difference in brightness between the light and dark areas…
light microscope
a microscope in which visible light is passed through the spe…
magnification
the ratio of an object's image size to its real size; importa…
34 terms
a tour of the cell
yes
yes
Bacteria and Archaea
eukarya
does the plasma membrane have prokaryotic cells?
do ribosomes have prokaryotic cells?
what domains are prokaryotic cells found in?
what domain are eukaryotic cells apart of?
yes
does the plasma membrane have prokaryotic cells?
yes
do ribosomes have prokaryotic cells?
26 terms
A Tour of the Cell
Distinguish between magnification and…
Describe the principles, advantages, a…
Describe the major steps of cell fract…
Distinguish between prokaryotic and eu…
Magnification: ratio of an object's image to it's real size.…
LIGHT MICROSCOPE... Principals -> Visible light is passed though…
Cell fractionation -> The disruption of a cell and separation…
Prokaryotic cells -> A type of cell lacking a membrane bound…
Distinguish between magnification and…
Magnification: ratio of an object's image to it's real size.…
Describe the principles, advantages, a…
LIGHT MICROSCOPE... Principals -> Visible light is passed though…
162 terms
Chapter 6: A Tour of the Cell
Prokaryotic
Eukaryotic
Cell
Cell
A microscopic single-celled organism which has neither a dist…
An organism whose cells contain a nucleus surrounded by a mem…
The smallest structural and functional unit of an organism.
The simplest collection of matter that can be alive.
Prokaryotic
A microscopic single-celled organism which has neither a dist…
Eukaryotic
An organism whose cells contain a nucleus surrounded by a mem…
27 terms
A Tour of the Cell
Nucleus
Nucleolus
Nuclear Membrane
Chromatin
...
...
...
...
Nucleus
...
Nucleolus
...
30 terms
A Tour of the Cell
basic features of ALL cells
membrane bound cells can...
makes RNA for the ribesomes
spools for DNA
plasma membrane, cytosol, chromosomes, ribesomes
sequester tasks, divide labor, generate gradients
nucleolus
histone proteins
basic features of ALL cells
plasma membrane, cytosol, chromosomes, ribesomes
membrane bound cells can...
sequester tasks, divide labor, generate gradients
14 terms
a tour of the cell
eukaryotic and prokaryotic cells both…
nucleus
nuclear envelope
nucelar lamina
- plasma membrane... - cytosol... - chromosomes... - cytoplasm... - ribos…
contains most of the genes in the eukaryotic cell
- encloses the nucleus ... - double membrane... - perforated by por…
supports the nuclear envelope
eukaryotic and prokaryotic cells both…
- plasma membrane... - cytosol... - chromosomes... - cytoplasm... - ribos…
nucleus
contains most of the genes in the eukaryotic cell
5 terms
The tour of a cell
Nucleus
Nucleolus
Ribosomes
Endoplasmic Reticulum
-Stores gentetic material... -directs all other functions of cel…
Stores proteins that cretae the ribosomes
Are proteins themselves... Function: to nake even more proteins…
Transports all of the proteins made in the ribosomes to vario…
Nucleus
-Stores gentetic material... -directs all other functions of cel…
Nucleolus
Stores proteins that cretae the ribosomes
234 terms
A Tour of the Cell
Who put lenses on opposite ends of tub…
Who is the father of microscopy?
Anton Van Leeuwenhoek is given credit…
Leeuwenhoek was the first to _________…
Hans and Zacharias Janssen
Anton Van Leeuwenhoek
first simple light microscope
see blood cells, bacteria (teeth scrapings), yeast
Who put lenses on opposite ends of tub…
Hans and Zacharias Janssen
Who is the father of microscopy?
Anton Van Leeuwenhoek
74 terms
A Tour of the Cell
A microscope that uses visible light t…
How many micrometers are most cells
How long is a nerve cell
A measure of clarity of an image
:Light microscope
1-100 micrometers
1 meter
Resolution
A microscope that uses visible light t…
:Light microscope
How many micrometers are most cells
1-100 micrometers
41 terms
Ch. 4 A Tour of the Cell ( Cell Parts)
prokaryotic cells
eukaryotic cells
plasma membrane (cell membrane)
ribosomes
cells without a nucleus or other membrane-bound organelles a…
cells that contain a nucleus and other organelles that are bo…
A thin, phospholipid and protein molecule bilayer that encaps…
A small, round cell organelle functioning as the site of prot…
prokaryotic cells
cells without a nucleus or other membrane-bound organelles a…
eukaryotic cells
cells that contain a nucleus and other organelles that are bo…
18 terms
A tour of the cells
Smallest cells
Largest cells
Longest cells
Size limitations for cells
Mycoplasmas(bacteria)
Bird eggs
Nerve/muscle cells
Having enough surface area to get nutrients/O2. Having enough…
Smallest cells
Mycoplasmas(bacteria)
Largest cells
Bird eggs
5 terms
A tour of the cell
Plasma Membrane
Cytoskeleton
microfilaments
Intermediate Filaments
made up of bilayers of hydrophobic glycerol tails , hydrophil…
Keeps internal structure of the cell, provides transport rout…
Provide support to the cell
provide mechanical support for the plasma membrane where it c…
Plasma Membrane
made up of bilayers of hydrophobic glycerol tails , hydrophil…
Cytoskeleton
Keeps internal structure of the cell, provides transport rout…
35 terms
A Tour of the Cell
Robert Hooke-1665
Anton Von Leewenhoek
Matthias Schleiden-1830s
Theodore Schwann-1830s
named cells
made microscopes... first to view microorganisms... viewed pond wat…
German botanist... concluded all plants are made of cells... co-fou…
German zoologist... concluded all animals were made of cells... co-…
Robert Hooke-1665
named cells
Anton Von Leewenhoek
made microscopes... first to view microorganisms... viewed pond wat…
15 terms
A tour of the cell
Endoplasmic Reticulum
Nuclear envelope
Nucleolus
Chromatin
network of membranous sacs and tubes; active in membrane synt…
double membrane enclosing the nucleus; perforated by pores; c…
nonmembranous structure involved in production of ribosomes
material consisting of DNA and proteins; visible in a dividin…
Endoplasmic Reticulum
network of membranous sacs and tubes; active in membrane synt…
Nuclear envelope
double membrane enclosing the nucleus; perforated by pores; c…
61 terms
A Tour of the Cell
Actin
Basal body
Cell fractionation
Cell Wall
a protein that forms (together with myosin) the contractile f…
an organelle that forms the base of a flagellum or cilium.
Cell fractionation is the process used to separate cellular c…
a rigid layer of polysaccharides lying outside the plasma mem…
Actin
a protein that forms (together with myosin) the contractile f…
Basal body
an organelle that forms the base of a flagellum or cilium.
49 terms
A Tour of the Cell
chromosome
microfilament
plasma membrane
nucleoid
a gene carrying structure that consists of one very long DNA…
the thinnest protein fiber that makes up the cytoskeleton; a…
the membrane at the boundary of every cell that acts as a sel…
a non membrane bound region in a prokaryotic cell where the D…
chromosome
a gene carrying structure that consists of one very long DNA…
microfilament
the thinnest protein fiber that makes up the cytoskeleton; a…
143 terms
A Tour of the Cells
-Because he saw each cell as rectangle…
Leeuwenhoek
Leeuwenhoek
-an optician... -made about 200 different…
Why did Hook call the cork he examined cells? What year was t…
Working at about the same time as Hooke, used more refined le…
Who was the first person to look at living tissue under a mic…
Discuss Leeuwenhoek's job.
-Because he saw each cell as rectangle…
Why did Hook call the cork he examined cells? What year was t…
Leeuwenhoek
Working at about the same time as Hooke, used more refined le…
59 terms
A Tour of the Cell
light microscope (LM)
electron microscope (EM)
cell fractionation
cytosol
...
...
...
...
light microscope (LM)
...
electron microscope (EM)
...
44 terms
a tour of the cell
cell wall
plasma membrane
nucleolus
bacterial chromosome
outer layer that maintains cell's shape and protects cell fro…
membrane enclosing the cell
nonmembranous structure involved in production of ribosomes
composed of double‐stranded DNA in a loop
cell wall
outer layer that maintains cell's shape and protects cell fro…
plasma membrane
membrane enclosing the cell
52 terms
A Tour of the Cell
anchoring junctions
cell junctions
cell theory
cell wall
Adhesive junctions that link cells together into tissues.
Contact points between the plasma membranes of tissue cells
A widely accepted explanation of the relationship between cel…
A rigid layer of nonliving material that surrounds the cells…
anchoring junctions
Adhesive junctions that link cells together into tissues.
cell junctions
Contact points between the plasma membranes of tissue cells
99 terms
A Tour of the Cell
light microscope
magnification
resolution
contrast
visible light passes through the specimen and then through gl…
the ratio of an object's image size to its relative size
a measure of the clarity of an image
the difference in brightness between the light and dark areas…
light microscope
visible light passes through the specimen and then through gl…
magnification
the ratio of an object's image size to its relative size
113 terms
A Tour of the Cell
(Compound) Light Microscope [LM]
Refraction
Magnification
Resolution
A microscope in which visible light passes through a specimen…
The bending of light in order to magnify an image
The ratio of an object's image size to its real size
The measure of clarity of an image; the minimum distance of 2…
(Compound) Light Microscope [LM]
A microscope in which visible light passes through a specimen…
Refraction
The bending of light in order to magnify an image
63 terms
A Tour of the Cell
Organelles
Cell Fractionation
Cytosol
Eukaryotic Cell
The membrane- enclosed structures within eukaryotic cells.
A technique which takes cells apart and separates major organ…
Semifluid, jellylike substance in which subcellular component…
A cell which stores its DNA in the nucleus.
Organelles
The membrane- enclosed structures within eukaryotic cells.
Cell Fractionation
A technique which takes cells apart and separates major organ…
49 terms
A Tour of the Cell
nucleus
nuclear envelope
nuclear lamina
chromosomes
the organelle of a eukaryotic cell that contains the genetic…
in a eukaryotic cell, the double membrane that surrounds the…
a netlike array of protein filaments that lines the inner sur…
a cellular structure carrying genetic material, found in the…
nucleus
the organelle of a eukaryotic cell that contains the genetic…
nuclear envelope
in a eukaryotic cell, the double membrane that surrounds the…
22 terms
A tour of the cell
Cells
Optical Microscope
Electron Microscope
Prokaryotic, eukaryotic
Are made up of an incredibly complex cytoskeleton ... • Made up…
-uses light & lenses to magnify the image
-uses a number of magnets which are used to focus the electro…
2 types of cell
Cells
Are made up of an incredibly complex cytoskeleton ... • Made up…
Optical Microscope
-uses light & lenses to magnify the image
59 terms
A Tour of the Cell
light microscope (LM)
magnification
resolution
organelles
...
the ratio of an object's image size to its real size
a measure of the clarity of the image; it is the minimum dist…
...
light microscope (LM)
...
magnification
the ratio of an object's image size to its real size
37 terms
A Tour of the Cell
Cell theory
Micrographs
Organelle
Plasma membrane
All living things are made up of cells, and cells are basic u…
Photographs of the view through a microscope
Each cell part with a specific job
Both animal and plant cells have a thin outer covering
Cell theory
All living things are made up of cells, and cells are basic u…
Micrographs
Photographs of the view through a microscope
75 terms
A Tour of the Cell
Light Microscope
Organelles
Magnification
Resolution
a microscope where visible light passes through a specimen an…
membrane-enclosed structures within eukaryotic cells
the ratio of an object's image to its real size
a measure of image clarity; the minimum distance two points c…
Light Microscope
a microscope where visible light passes through a specimen an…
Organelles
membrane-enclosed structures within eukaryotic cells
A Tour of the Cell
Explain the cell theory
how do microscopes aid study of cells
Explain why a cell is called a coordin…
Describe the role of the cytoskeleton…
1. all living things are made of cells... 2. cells are the basic…
SEM & TEM give us a closer look at the cells structure and fu…
It is a cluster of ER, Golgi apparatus, cytoskeleton, DNA pro…
A network of fibers expanding throughout the cytoplasm.
Explain the cell theory
1. all living things are made of cells... 2. cells are the basic…
how do microscopes aid study of cells
SEM & TEM give us a closer look at the cells structure and fu…
112 terms
A Tour of the Cell
What did Robert Hooke (1665) discover?
what did Antoni van Leeuwenhoek (1674)…
light microscope (LM)
what are three important parameters of…
cell walls in dead cells
living cells
an optical instrument that refracts (bends) visible light to…
- magnification: the ratio of an object's image size to its r…
What did Robert Hooke (1665) discover?
cell walls in dead cells
what did Antoni van Leeuwenhoek (1674)…
living cells
53 terms
A Tour of the Cell Test
Robert Hooke
Anton Van Leewenhoek
Matthias Schleiden
Theodor Schwann
saw cells through bark
Father of microscopy, made the first microscope, looked at te…
All plants are made of cells
All animals are made of cells
Robert Hooke
saw cells through bark
Anton Van Leewenhoek
Father of microscopy, made the first microscope, looked at te…
34 terms
A Tour of The Cell
Light Microscope (LM)
Scanning Electron Microscope (SEM)
Transmission Electron Microscope (TEM)
Cell Fractionation
The type of microscope where visible light passes through a s…
The type of microscope that focuses a beam of electrons onto…
The type of microscope that focuses a beam if electrons throu…
The process which takes cells apart and separates the major o…
Light Microscope (LM)
The type of microscope where visible light passes through a s…
Scanning Electron Microscope (SEM)
The type of microscope that focuses a beam of electrons onto…
46 terms
A Tour of the Cell
Three important parameters of microscopy
Light Microscope (LM)
Scanning electron microscopes (SEMs)
Transmission electron microscopes (TEMs)
Magnification... Resolution... Contrast
visible light is passed through a specimen and then through g…
focus a beam of electrons onto the surface of a specimen, pro…
focus a beam of electrons through a specimen
Three important parameters of microscopy
Magnification... Resolution... Contrast
Light Microscope (LM)
visible light is passed through a specimen and then through g…
17 terms
A tour of the Cell
light microscope
Magnification
Resolution
cell theory
used in biology laboratories most frequently, light passes th…
increase in apparent size of an object
measure of clarity of an image
belief that...... -all living things are composed of cells... -all…
light microscope
used in biology laboratories most frequently, light passes th…
Magnification
increase in apparent size of an object
36 terms
A Tour of the Cell
Cell wall
Areas of greater concentration to area…
Cell theory
Light microscope
A structure found in plant cells but not in animal cells is t…
During diffusion, which way does the molecule move?
1) All living things are composed of cells... 2) cells are the b…
Useful for magnifying objects up to about 1000 times their ac…
Cell wall
A structure found in plant cells but not in animal cells is t…
Areas of greater concentration to area…
During diffusion, which way does the molecule move?
79 terms
A Tour of the cell
cell
cell theory
Schleidan
shwann
basic unit of life.
1. all organisms are composed of cells... 2. cells=basic unit of…
concluded that plants are made of cells and aided in developi…
concluded that animals are made of cells and aided in develop…
cell
basic unit of life.
cell theory
1. all organisms are composed of cells... 2. cells=basic unit of…
19 terms
A Tour of the Cell
Cell theory
Robert Hooke
Van Leeuwenhoek
Light microscope (LM)
-Developed in mid 1800s... -all living things are composed of ce…
Names cells
Developed simple microscope (looked at pond water animalcules)
Magnify up to 1000x
Cell theory
-Developed in mid 1800s... -all living things are composed of ce…
Robert Hooke
Names cells
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