Study sets matching "ib cells"

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Study sets matching "ib cells"

IB Biology - Cell Theory
Cell Theory
Unicellular organism
Metabolism
Homeostasis
Idea that all living things are composed of cells, cells are…
Organism that consists of one cell that carries all functions…
Chemical reactions inside a cell, such as cell respiration
The ability to keep conditions inside the organism within tol…
Cell Theory
Idea that all living things are composed of cells, cells are…
Unicellular organism
Organism that consists of one cell that carries all functions…
48 terms
Ib cells
nucleus
pili
ribosomes
flagella
organelle in the center of the cell which contains the DNA... ON…
a hairlike appendage found on the surface of many bacteria, r…
the protein builders or the protein synthesizers of the cell…
a slender threadlike structure, especially a microscopic whip…
nucleus
organelle in the center of the cell which contains the DNA... ON…
pili
a hairlike appendage found on the surface of many bacteria, r…
87 terms
IB Cell Biology-
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
28 terms
IB Biology - Cell Theory
Cell Theory
Unicellular organism
Metabolism
Homeostasis
Idea that all living things are composed of cells, cells are…
Organism that consists of one cell that carries all functions…
Chemical reactions inside a cell, such as cell respiration
The ability to keep conditions inside the organism within tol…
Cell Theory
Idea that all living things are composed of cells, cells are…
Unicellular organism
Organism that consists of one cell that carries all functions…
35 terms
IB Cell Biology-
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
72 terms
IB Cell Biology-
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
10 terms
IB BIO CELL PARTS
Nucleas
Rough endoplasmic reticulum
Golgi apparatus
Lysosome
A membrane bound structure that contains genetic material org…
studded with ribosomes, and secretes proteins into the cytopl…
A network of stacked membranous vesicles, present in most liv…
Organelles containing a large range of digestive enzymes used…
Nucleas
A membrane bound structure that contains genetic material org…
Rough endoplasmic reticulum
studded with ribosomes, and secretes proteins into the cytopl…
IB Cells
Outline Cell Theory
what are the functions of life?
homeostasis
Metabolism
1. all organisms are composed of one or more cells... 2. cells a…
metabolism, growth, reproduction, response, homeostasis, nutr…
process by which organisms maintain a relatively stable inter…
set of chemical reactions through which an organism builds up…
Outline Cell Theory
1. all organisms are composed of one or more cells... 2. cells a…
what are the functions of life?
metabolism, growth, reproduction, response, homeostasis, nutr…
66 terms
IB Cells
Outline Cell Theory
what are the functions of life?
homeostasis
Metabolism
1. all organisms are composed of one or more cells... 2. cells a…
metabolism, growth, reproduction, response, homeostasis, nutr…
process by which organisms maintain a relatively stable inter…
set of chemical reactions through which an organism builds up…
Outline Cell Theory
1. all organisms are composed of one or more cells... 2. cells a…
what are the functions of life?
metabolism, growth, reproduction, response, homeostasis, nutr…
66 terms
IB Cells
Outline Cell Theory
what are the functions of life?
homeostasis
Metabolism
1. all organisms are composed of one or more cells... 2. cells a…
metabolism, growth, reproduction, response, homeostasis, nutr…
process by which organisms maintain a relatively stable inter…
set of chemical reactions through which an organism builds up…
Outline Cell Theory
1. all organisms are composed of one or more cells... 2. cells a…
what are the functions of life?
metabolism, growth, reproduction, response, homeostasis, nutr…
100 terms
IB Biology Cell Biology
What is the hierarchy of cell biology?
What is the Cell Theory (3 statements)?
What are 4 common characteristics of c…
Atypical examples of cells (4)? What a…
atoms > molecule > cell > tissue > organ > body system > orga…
1) Cells are smallest unit of life.... 2) All living things are…
- membrane separates internal/external environments... - genetic…
- striated muscle (fibers, unusually large, multiple nuclei)…
What is the hierarchy of cell biology?
atoms > molecule > cell > tissue > organ > body system > orga…
What is the Cell Theory (3 statements)?
1) Cells are smallest unit of life.... 2) All living things are…
26 terms
IB Biology - Cell Division
mitosis
cytokinesis
Interphase
G1 phase
nuclear division
cell division; cytoplasm divides
stage in which cell performs task for which it is preprogrammed
follows mitosis; period of cell growth
mitosis
nuclear division
cytokinesis
cell division; cytoplasm divides
87 terms
IB Cell Biology-
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
34 terms
IB Biology Topic 1 Cells
2.1.1 Outline the cell theory
2.1.2 Discuss the evidence for the cel…
2.1.2 What are the exceptions to cell…
2.1.3 State that unicellular organisms…
The cell theory states that:... 1. All living things are compos…
Microscopes:... ◾Microscopes have increased man's ability to vis…
skeletal muscle fibres are larger / are not typical cells;... fu…
Unicellular organisms (such as amoeba, paramecium, euglena an…
2.1.1 Outline the cell theory
The cell theory states that:... 1. All living things are compos…
2.1.2 Discuss the evidence for the cel…
Microscopes:... ◾Microscopes have increased man's ability to vis…
28 terms
IB 1.2 Ultrastructure of cell
Cell Wall
Nucleoid
Plasma Membrane
Cytoplasm
Part of the cell that protects the cell from the outside envi…
Area where DNA is found in prokaryotic cells
Controls the substances moving into and out of the cell. cont…
Cell fluid, contains enzymes used catalyze the chemical react…
Cell Wall
Part of the cell that protects the cell from the outside envi…
Nucleoid
Area where DNA is found in prokaryotic cells
IB Cell Biology definitions
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
IB Bio Ultrastructure of cells
Compartmentalization
Prokaryotes
Eukaryotes
Light microscope
Dividing the cytoplasm into membrane-bound organelles.
Cells with a simple cell structure, without membrane bound or…
Cells that contain a nucleus and membrane bound organelles
Microscope that uses a beam of light passing through one or m…
Compartmentalization
Dividing the cytoplasm into membrane-bound organelles.
Prokaryotes
Cells with a simple cell structure, without membrane bound or…
IB Cells
Outline Cell Theory
what are the functions of life?
homeostasis
Metabolism
1. all organisms are composed of one or more cells... 2. cells a…
metabolism, growth, reproduction, response, homeostasis, nutr…
process by which organisms maintain a relatively stable inter…
set of chemical reactions through which an organism builds up…
Outline Cell Theory
1. all organisms are composed of one or more cells... 2. cells a…
what are the functions of life?
metabolism, growth, reproduction, response, homeostasis, nutr…
IB Biology Cells Review
4 common features of cells
One example of a cell that goes agains…
Nutrition
Metabolism
1. DNA... 2. Plasma membrane ... 3. Cytoplasm... 4. Ribosomes
Fungi
Obtaining food to provide energy and the materials needed for…
Chemical reactions inside the cell
4 common features of cells
1. DNA... 2. Plasma membrane ... 3. Cytoplasm... 4. Ribosomes
One example of a cell that goes agains…
Fungi
IB Biology Cell Organelles
Organelles/structure in a Eukaryotic A…
Organelles/structure in a Eukaryotic P…
Organelles/structure in a Prokaryotic…
Capsule
Flagellum, Nucleus, Nucleolus, Golgi complex, Cytoplasm, Lyso…
Nucleus, Nucleolus, Golgi complex, Cytoplasm, Ribosome, Micro…
Nucleoid, Flagellum, Cytoplasmic membrane, Ribosomes, Cell wa…
Prokaryotes. Protection and ability to interact with environm…
Organelles/structure in a Eukaryotic A…
Flagellum, Nucleus, Nucleolus, Golgi complex, Cytoplasm, Lyso…
Organelles/structure in a Eukaryotic P…
Nucleus, Nucleolus, Golgi complex, Cytoplasm, Ribosome, Micro…
27 terms
AP/IB Cell Organelles
Nuclear Membrane
Nuclear Pores
Chromatin
Nucleolus
Encloses the nucleus and Separates its contents from the cyto…
Around the nuclear membrane... Regulate the entry and exit of pr…
A complex of proteins and DNA
Where RNA is synthesized and proteins from the cytoplasm are…
Nuclear Membrane
Encloses the nucleus and Separates its contents from the cyto…
Nuclear Pores
Around the nuclear membrane... Regulate the entry and exit of pr…
IB Biology Kenny Cells
Function of life (R) x2
Function of life (G)
Function of life (M)
Function of life (N)
reproduce, response
Growth
metabolism
nutrition
Function of life (R) x2
reproduce, response
Function of life (G)
Growth
17 terms
IB Biology Cell Respiration
cell respiration
bioethanol
anaerobic respiration
glucose
the controlled release of energy from organic compounds in ce…
-ethanol produced by organisms... -renewable energy source... -prod…
-process of producing cellular energy without oxygen... -produce…
-C6H12O6... -organic molecule
cell respiration
the controlled release of energy from organic compounds in ce…
bioethanol
-ethanol produced by organisms... -renewable energy source... -prod…
18 terms
IB Biology Cell Organelles
Cell Wall
Central Vacuole
Centrioles
Chloroplasts
- Of many cells (not animal cells), a semi rigid but permeabl…
In many mature, living plant cells, an organelle that stores…
A barrek-shaped structure that arises from a centrosome and o…
Organelle of photosynthesis in plants and algae. Two outer me…
Cell Wall
- Of many cells (not animal cells), a semi rigid but permeabl…
Central Vacuole
In many mature, living plant cells, an organelle that stores…
IB Bio Cells Unit
100 trillion cells
Cell Theory
Exceptions to Cell Theory
Staited Muscle Cells
(Roughly) how many cells are in a person
Says that: ... 1. All living things are made of one or more cell…
Staited muscle, Giant algae, Aseptate fungal hyphae
1. Challenge that cells are single, small units... 2. Fibers are…
100 trillion cells
(Roughly) how many cells are in a person
Cell Theory
Says that: ... 1. All living things are made of one or more cell…
52 terms
IB Cell Biology
Cell theory
Exceptions to cell theory
Surface area to volume ratio
cell differentation
-cells are smallest possible units of life... -living organisms…
-skeletal muscle made of muscle fibers, not cells... -giant alga…
-exit and entrance rate of materials in the cell depends on s…
-occurs in multicellular organisms... -different groups of cells…
Cell theory
-cells are smallest possible units of life... -living organisms…
Exceptions to cell theory
-skeletal muscle made of muscle fibers, not cells... -giant alga…
IB 1.1 Cells
micrometers
nanometers
Homeostasis
Magnification
used to measure very small distances. equal to 1/1000 of a mi…
A nanometer is a unit of measurement to measure microscopic o…
Maintaining a constant internal environment
i... Make appear larger than it is, especially with a lens or mi…
micrometers
used to measure very small distances. equal to 1/1000 of a mi…
nanometers
A nanometer is a unit of measurement to measure microscopic o…
33 terms
IB Biology: Cell Division
Cell theory
Pasteur Experiment
Endosymbiotic Theory
Prokaryotic
The theory that cells form the fundamental structural and fun…
Spontaneous generations of cells and organisms does not now o…
a smaller organism that lives within another organism, the th…
Simplest cell structure without compartments or a nucleus.
Cell theory
The theory that cells form the fundamental structural and fun…
Pasteur Experiment
Spontaneous generations of cells and organisms does not now o…
IB Cell Cycle Quiz
Interphase
Prophase
Metaphase
Anaphase
- DNA replication occurs... -Genetic material is in the form of…
- Chromosomes become visible (supercoiling)... -Centrioles move…
-Chromosomes move to the equator... -Spindle microtubules attach…
-Centromeres separate... -Chromatids separate and move to opposi…
Interphase
- DNA replication occurs... -Genetic material is in the form of…
Prophase
- Chromosomes become visible (supercoiling)... -Centrioles move…
59 terms
IB Biology - Cells
Outline the cell theory.
Discuss the evidence for cell theory.
What are the functions of life?
Compare the relative sizes of molecule…
All living things are composed of cells (or cell products)... T…
When scientists started to look at the structures of organism…
Metabolism - sum of all chemical reactions... Response - reactin…
Smallest to largest:... Molecules (1 nm) - Cell membrane thickne…
Outline the cell theory.
All living things are composed of cells (or cell products)... T…
Discuss the evidence for cell theory.
When scientists started to look at the structures of organism…
IB Biology - Cells
Cell Theory
Evidence for Cell Theory
Schleiden (scientist)
Schwann (scientist)
1. All living things are made of cells... 2. Cells are the struc…
Sterilized chicken broth experiment (sealed/unsealed)... life di…
"plants are made of cells"
"all living things (animals too) are made of cells"
Cell Theory
1. All living things are made of cells... 2. Cells are the struc…
Evidence for Cell Theory
Sterilized chicken broth experiment (sealed/unsealed)... life di…
53 terms
IB Topic 1 Cells
State the key parts of the cell theory
Who coined the term cell and used the…
Who viewed the first living cells?
How did Pasteur enhance the cell theory?
All living things are made of cells; cells are the basic unit…
Robert Hooke in 1665 looking at cork cells
Anton van Leeuwenhoek in 1670's
In 1880's proved that no spontaneous generation - Swan Flask…
State the key parts of the cell theory
All living things are made of cells; cells are the basic unit…
Who coined the term cell and used the…
Robert Hooke in 1665 looking at cork cells
19 terms
Ultrastructure of cells (IB Biology)
Cell wall
Plasma membrane
Capsule
Cytoplasm
Forms a protective outer layer to prevent cell from bursting…
Controls entry and exit of substances
Slimy, and allows cells to adhere to each other
Contains enzymes that catalyze chemical reactions of metaboli…
Cell wall
Forms a protective outer layer to prevent cell from bursting…
Plasma membrane
Controls entry and exit of substances
IB Biology: Cells
Prokaryotic cells are usually between…
What are the features of the prokaryot…
Cell Wall
Flagella and Pili
1-10 um in diameter
cell wall, plasma membrane, flagella, pili, ribosomes, nucleoid
protects and maintains the shape of cells
joins bacteria cells in preparation for the transfer of DNA f…
Prokaryotic cells are usually between…
1-10 um in diameter
What are the features of the prokaryot…
cell wall, plasma membrane, flagella, pili, ribosomes, nucleoid
IB Cells terms
cell
nucleus
cytoplasm
plasma membrane
the basic unit of life
A structure found in eukaryotic cells that controls and direc…
the contents of a cell contained within the plasma membrane;…
selective barrier which allows diffusion of oxygen, nutrients…
cell
the basic unit of life
nucleus
A structure found in eukaryotic cells that controls and direc…
55 terms
IB - Topic 1 - Cell Biology
Cell Theory
Unicellular
Multicellular
Prokaryotic
The theory that cells form the fundamental structural and fun…
A single celled organism
Made up of more than one cell.
A small single cell lacking a nucleus or any other membrane-b…
Cell Theory
The theory that cells form the fundamental structural and fun…
Unicellular
A single celled organism
10 terms
IB Bio 1.1 Cell Biology
Cell Theory
Functions of Life
Kingdom Protista
Differentiation
All cells come from pre-existing cells... All organisms are made…
Movement... Reproduction... Sensitivity... Homeostasis... Growth... Respirat…
Unicellular organisms (Paramecium and Chollera)
Cells become specialized for certain things and functions
Cell Theory
All cells come from pre-existing cells... All organisms are made…
Functions of Life
Movement... Reproduction... Sensitivity... Homeostasis... Growth... Respirat…
IB Biology Topic 1.6 Cell division
Mitosis
Supercoiling
Chromosomes
Cytokinesis
division of the nucleus into two genetically identical daught…
condensing a DNA molecule by repeatedly coiling it and windin…
Condensed DNA molecules that have separated from sister chrom…
The process of cell division (after mitosis)
Mitosis
division of the nucleus into two genetically identical daught…
Supercoiling
condensing a DNA molecule by repeatedly coiling it and windin…
47 terms
IB Bio Cell energy
what is cell respiration ?
what is oxidation?
Oil rig ?
What is lost/gain in the process
energy is converted to a usable form
removal of hydrogen
Oxidation Reduction... Is Is... Lost Gained
. loss or gain of e, H(proton): H consist of an electron and…
what is cell respiration ?
energy is converted to a usable form
what is oxidation?
removal of hydrogen
IB Biology - Cell Theory
SEM
Endoplasmic reticulum
Nucleolus
Nucleus
Scanning electron microscope (or microscopy). An EM that prod…
An organelle comprising a convoluted membranous stack and div…
An organelle found within the nucleus that contains ribosomal…
Membrane bound area within a eukaryotic cell where the chromo…
SEM
Scanning electron microscope (or microscopy). An EM that prod…
Endoplasmic reticulum
An organelle comprising a convoluted membranous stack and div…
15 terms
IB Biology Unit 1.6: Cell Division
Define mitosis
Outline the role of mitosis
Explain the role of interphase in mito…
Outline the role of supercoiling in ce…
The division of a diploid (2 sets of chromosomes) nucleus to…
to reproduce cells which are genetically identical;... therefore…
Cell cycle is the period between one cell divsion and the nex…
Supercoiling refers to coiling of chromosomes;... condenses chro…
Define mitosis
The division of a diploid (2 sets of chromosomes) nucleus to…
Outline the role of mitosis
to reproduce cells which are genetically identical;... therefore…
IB Bio Prokaryotic Cell
Label a prokaryotic cell
Size of Eukaryotic cell
Size of Bacteria
Size of organelles
10-100um
1-10um
1-10um
Label a prokaryotic cell
Size of Eukaryotic cell
10-100um
12 terms
Stem Cells - IB Biology
Stem Cells
Cell Division (in Prokaryotes)
Cell Differentiation
Types of Cell Differentiation
are a multicellular organism that is specialized in different…
Use Binary Fission.... •Produce new cells by the division of pre…
The process of being specialized in different functions and t…
Totipotent cells: can develop all cell types.... Pluripotent ce…
Stem Cells
are a multicellular organism that is specialized in different…
Cell Division (in Prokaryotes)
Use Binary Fission.... •Produce new cells by the division of pre…
25 terms
IB Biology Unit 1.2: Cell Ultrastructure
Outline how the invention of the elect…
Describe the differences between light…
Describe prokaryotic cells structure
State that bacterial cells divide by b…
Electron microscopes invented in 1930s and used in 1950s;... all…
Electron microscopes are higher resolution (can distinguish b…
Simple cell structure without compartmentalisation and withou…
Binary fission is a form of asexual reproduction and cell div…
Outline how the invention of the elect…
Electron microscopes invented in 1930s and used in 1950s;... all…
Describe the differences between light…
Electron microscopes are higher resolution (can distinguish b…
IB Biology: Cell Division
Cell theory
Pasteur Experiment
Endosymbiotic Theory
Prokaryotic
The theory that cells form the fundamental structural and fun…
Spontaneous generations of cells and organisms does not now o…
a smaller organism that lives within another organism, the th…
Simplest cell structure without compartments or a nucleus.
Cell theory
The theory that cells form the fundamental structural and fun…
Pasteur Experiment
Spontaneous generations of cells and organisms does not now o…
35 terms
IB Cell Biology-
phospholipid bilayer
cell membrane
fluid mosaic model
semipermeable membrane
plasma membrane layers composed of phospholipid molecules arr…
double-layer of phospholipids that forms a boundary between a…
model that describes the arrangement and movement of the mole…
A membrane that allows some molecules to pass through but doe…
phospholipid bilayer
plasma membrane layers composed of phospholipid molecules arr…
cell membrane
double-layer of phospholipids that forms a boundary between a…
IB Biology Topic 1.5 The Origin of Cells
Pre-existing cells
Robert Remak
Spontaneous generation
Louis Pasteur
Where all cells come from
First observed cells dividing
The idea that cells/life can arise from nothing
His experiment finally disproved spontaneous generation
Pre-existing cells
Where all cells come from
Robert Remak
First observed cells dividing
166 terms
IB Biology Topic 1 The Cell
Robert Hooke
Anton von Leeuwenhoek
Schleiden
Schwann
What scientist is responsible for naming the cell when he was…
What scientist, while observing pond water, saw what he calle…
What scientist said that all plants are made of cells?
What scientist said that all animals are made of cells?
Robert Hooke
What scientist is responsible for naming the cell when he was…
Anton von Leeuwenhoek
What scientist, while observing pond water, saw what he calle…
40 terms
IB biology: cell bio
7 functions of life
cell theory
Hooke
vanLeewenhoek
metabolism... growth... reproduction... response... homeostasis... nutrition…
cells are the smallest unit of life ... all living things are co…
looked at cork under microscope, he named and discovered cells
father of microscopy, first to observe and describe single ce…
7 functions of life
metabolism... growth... reproduction... response... homeostasis... nutrition…
cell theory
cells are the smallest unit of life ... all living things are co…
43 terms
IB Biology SL- Cells
Cell Theory
Cell Theory Evidence
Nucleus
Chloroplast
-Living organisms are composed of cells... -cells are the smalle…
Microscopic evidence
control center of cell (Protein synthesis begins here)
found only in plants and performs photosynthesis
Cell Theory
-Living organisms are composed of cells... -cells are the smalle…
Cell Theory Evidence
Microscopic evidence
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