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Study sets matching "ib biology cells"

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Study sets matching "ib biology cells"

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…
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…
78 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…
32 terms
IB Cell Biology
Cell Theory
Exceptions to the Cell Theory
Functions of Life in Unicellular Organ…
Surface Area to Volume Ratio
1. Cells are the smallest possible units of life.... 2. Living o…
Giant Algae: Can grow up to 100 mm but only contains one nucl…
NGREMHR... NUTRITION: Feeds on smaller organisms by ingesting a…
As the cell grows larger, its surface area to volume ratio ge…
Cell Theory
1. Cells are the smallest possible units of life.... 2. Living o…
Exceptions to the Cell Theory
Giant Algae: Can grow up to 100 mm but only contains one nucl…
52 terms
IB Biology: Cells
I. Living organisms are composed of ce…
2. A red blood cell is 8 μm in diamete…
3. A cell has cytoplasm, a cell wall,…
4. What do diffusion and osmosis have…
C. I and III only
B. 0.8 mm
D. A bacterium
C. They are passive transport mechanisms.
I. Living organisms are composed of ce…
C. I and III only
2. A red blood cell is 8 μm in diamete…
B. 0.8 mm
80 terms
IB Biology: Cells
Light Microscope
Electron Microscope
Scanning Electron Microscope
Transmission Electron Microscope
in this microscope, visible light is passed through the speci…
instead of using light, this microscope focuses a beam of ele…
the electron microscope used for the study of the surface of…
the electron microscope used mainly for the study of the inte…
Light Microscope
in this microscope, visible light is passed through the speci…
Electron Microscope
instead of using light, this microscope focuses a beam of ele…
43 terms
IB Biology Topic 1: Cell Biology
Cell theory
Differentiation
Emergent properties
Multicellular
The theory that cells form the fundamental structural and fun…
The expression of a particular gene(s) and not others in orde…
The idea that the sum of an organism is more than the parts i…
An organism made out of more than one cell.
Cell theory
The theory that cells form the fundamental structural and fun…
Differentiation
The expression of a particular gene(s) and not others in orde…
32 terms
IB Biology Topic 1.2 The Ultrastructure of cells
Cell Wall
Centriole
Chloroplast
Cytoplasm
Found outside the cell membrane in bacteria, plants, and fung…
Cell organelles that aid in cell division in animal cells only.
A double membrane bound organelle containing chlorophyll, the…
A jellylike fluid inside the cell in which the organelles are…
Cell Wall
Found outside the cell membrane in bacteria, plants, and fung…
Centriole
Cell organelles that aid in cell division in animal cells only.
8 terms
IB Biology - Cells
Cell Theory
2 types of cells
primitive nucleus
advanced nucleus
Cels are fundamental units of life... Cells come from pre-existi…
Pro-karyotic cells... Eu-karyotic cells
Pro-karyotic cells
Eu-karyotic cells
Cell Theory
Cels are fundamental units of life... Cells come from pre-existi…
2 types of cells
Pro-karyotic cells... Eu-karyotic cells
IB Biology- Cells
Principles of Cell Theory
3 Atypical examples that question cell…
How do striated muscle fibres not conf…
How does giant algae not conform to ce…
1. All living things are composed of cells (or cell products)…
striated muscle fibers, giant algae, aseptate hyphae
-Muscle cells fuse to form fibres that may be very long ... -Con…
-Certain species of unicellular algae may grow to very large…
Principles of Cell Theory
1. All living things are composed of cells (or cell products)…
3 Atypical examples that question cell…
striated muscle fibers, giant algae, aseptate hyphae
15 terms
IB Biology Cell Organelles
Cell Wall
Flagellum
Nucleus
Mitochondria
Prokaryotes and Eukaryotic Plant cells. Protection.
All cells. Pro- Helically shaped and rotates in a socket in t…
Eukaryotes. DNA replication, RNA Trascription (RNA Processing).
Eukaryotes. Respiration pathways. Makes ATP with Carbs and Ox…
Cell Wall
Prokaryotes and Eukaryotic Plant cells. Protection.
Flagellum
All cells. Pro- Helically shaped and rotates in a socket in t…
91 terms
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…
15 terms
IB Biology Unit 1.1: Introduction to Cells
Outline the cell theory
Discuss the evidence for the cell theory
What are the exceptions to cell theory?
State that unicellular organisms carry…
The cell theory states that:... 1. All living things are compos…
Microscopes have increased man's ability to visualise tiny ob…
striated skeletal muscle fibres are not typical cells; they a…
Unicellular organisms (such as amoeba, paramecium, euglena an…
Outline the cell theory
The cell theory states that:... 1. All living things are compos…
Discuss the evidence for the cell theory
Microscopes have increased man's ability to visualise tiny ob…
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…
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…
26 terms
IB Biology: Cell Biology
What are the three parts of the cell t…
Emergent property
What functions of life do unicellular…
Significance between surface area to v…
1) They are the smallest unit alive... 2) cells come from pre-ex…
Smaller things coming together to make a larger thing
1) uses energy... 2) produces waste... 3) reproduction... 4) homeostas…
The larger the ratio the easier to carry out functions of the…
What are the three parts of the cell t…
1) They are the smallest unit alive... 2) cells come from pre-ex…
Emergent property
Smaller things coming together to make a larger thing
24 terms
IB Biology HL: Cells
Plasma/cell membrane
Golgi apparatus
Nuclear pore
Nucleolus
Semi-permeable and regulates which molecules are allowed to e…
Stores, modifies, and packages proteins
Allows communication between the nucleus and the rest of the…
A dense, solid structure involved in ribosome synthesis
Plasma/cell membrane
Semi-permeable and regulates which molecules are allowed to e…
Golgi apparatus
Stores, modifies, and packages proteins
62 terms
BIOLOGY IB CELLS
Cell
Cell Membrane
Cell Theory
Cell wall
A membrane bound structure that is the basic unit of life
The lipid bilayer that forms the outer boundary of the cell
This says that all living things are made of cells, that cell…
A rigid structure that surrounds the cells of plants and most…
Cell
A membrane bound structure that is the basic unit of life
Cell Membrane
The lipid bilayer that forms the outer boundary of the cell
17 terms
Biology IB - Cell Biology
What are Eukaryotes?
How mitochondria and Chloroplasts got…
What evidence is there for endosymbioi…
What structure does a Eukaryotic cell?
Organisms that consist of one or more eukaryotic cells. Eukar…
More complex than prokaryotes. Eukaryotic cells evolved from…
Mitochondria and chloroplast have own DNA... Have their own smal…
A compartmentalized cell structure. Compartmentalization occu…
What are Eukaryotes?
Organisms that consist of one or more eukaryotic cells. Eukar…
How mitochondria and Chloroplasts got…
More complex than prokaryotes. Eukaryotic cells evolved from…
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
31 terms
IB Biology Topic 1: Cell Biology
Cell theory
Differentiation
Emergent properties
Multicellular
The theory that cells form the fundamental structural and fun…
The expression of a particular gene(s) and the non expression…
The idea that the sum of an organism is more than the parts i…
An organism made out of more than one cell.
Cell theory
The theory that cells form the fundamental structural and fun…
Differentiation
The expression of a particular gene(s) and the non expression…
54 terms
IB Biology Topic 1: Cell Biology
Cell theory
Differentiation
Emergent properties
Multicellular
The theory that cells form the fundamental structural and fun…
The expression of a particular gene(s) and not others in orde…
The idea that the sum of an organism is more than the parts i…
An organism made out of more than one cell.
Cell theory
The theory that cells form the fundamental structural and fun…
Differentiation
The expression of a particular gene(s) and not others in orde…
5 terms
IB Biology Cell Scientist
Robert Hooke
Anthonie van Leeuwenhoek
Schleiden
Schwann
named "cells" from cork
First images of cells in living organisms
Plants are made of cells
Animals are made of cells
Robert Hooke
named "cells" from cork
Anthonie van Leeuwenhoek
First images of cells in living organisms
102 terms
IB Biology Cells Unit
Three principles of Cell Theory
Multicellular organisms
Unicellular organisms
Cells are the smallest unit of life...
1. All living things are made of one or more cells... 2. Cells a…
Have specialized cells to cary out various functions
Are made of one cell
Organelles carry out the various metabolic functions in the c…
Three principles of Cell Theory
1. All living things are made of one or more cells... 2. Cells a…
Multicellular organisms
Have specialized cells to cary out various functions
9 terms
IB Biology: Cell Structures
Pili
Chromosome (Nucleoid Region)
Capsule or slime layers
Cell Wall
Short fibers projecting from the cell wall found on some bact…
The glob of DNA in all prokaryotic cells-ends come together f…
A special mucus like protective coating found on some disease…
Gives shape, support and protection to the cell membrane and…
Pili
Short fibers projecting from the cell wall found on some bact…
Chromosome (Nucleoid Region)
The glob of DNA in all prokaryotic cells-ends come together f…
18 terms
IB Biology: Eukaryotic Cells
Advantages of being compartmentalizes
Nucleus
Chromatin
Mitochondria
EFFICIENCY OF METABOLISM: enzymes and substrates can be local…
Spherical with a double membrane, pores are present to allow…
Uncoiled chromosomes - they stain a dark color and are concen…
Double membrane, smooth inner membrane and folded inner membr…
Advantages of being compartmentalizes
EFFICIENCY OF METABOLISM: enzymes and substrates can be local…
Nucleus
Spherical with a double membrane, pores are present to allow…
13 terms
Prokaryotic Cells - IB Biology
Average size of a prokaryote
Ubiquitous
pili
Capsule
1-2 micrometres
everywhere
short, hair-like structures on the outer side of the cell wal…
An extra protective layer outside the cell wall. Protects aga…
Average size of a prokaryote
1-2 micrometres
Ubiquitous
everywhere
42 terms
IB Cell Biology Test
Cell Theory
Functions of Life
Development of Cell Theory (Scientists)
How Louis Pasteur disproved spontaneou…
-All living organisms are composed of cells... -Cells are the sm…
-Growth: irreversible increase in size... -Reproduction: produci…
*People who contributed to the discovery of cells... Robert Hook…
-He put chicken broth in a curved neck flask and boiled it to…
Cell Theory
-All living organisms are composed of cells... -Cells are the sm…
Functions of Life
-Growth: irreversible increase in size... -Reproduction: produci…
25 terms
IB Biology- Cell Membrane
hydrophilic
hydrophobic
amphipathic
cell membrane function
attracted to water (polar head)
no attraction to water (non polar tail)
having both hydrophilic and hydrophobic regions
form barrier through which ions and hydrophilic molecules can…
hydrophilic
attracted to water (polar head)
hydrophobic
no attraction to water (non polar tail)
80 terms
IB Biology Vocab - Cells
Cell theory
Robert Hooke
Antonie van Leeuwenhoek
Matthias Jakob Schleiden
1 - All organisms are composed of one or more cells; 2 - cell…
...
...
...
Cell theory
1 - All organisms are composed of one or more cells; 2 - cell…
Robert Hooke
...
13 terms
IB Biology Cell Structure
Nucleolus
Nucleus
Ribosomes
Vesicle
Structure: Darker spot within nucleus... Function: Ribosomal RNA…
Structure: Large spot within cell... Function: Genetic material…
Structure: Small spheres... Function: Building proteins
Structure: Membrane bound container... Function: Move material a…
Nucleolus
Structure: Darker spot within nucleus... Function: Ribosomal RNA…
Nucleus
Structure: Large spot within cell... Function: Genetic material…
53 terms
IB Cell Biology Test
Cell Theory
Functions of Life
Development of Cell Theory (Scientists)
How Louis Pasteur disproved spontaneou…
-All living organisms are composed of cells... -Cells are the sm…
-Growth: irreversible increase in size... -Reproduction: produci…
*People who contributed to the discovery of cells... Robert Hook…
-He put chicken broth in a curved neck flask and boiled it to…
Cell Theory
-All living organisms are composed of cells... -Cells are the sm…
Functions of Life
-Growth: irreversible increase in size... -Reproduction: produci…
91 terms
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…
50 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…
37 terms
Cell Quiz IB Biology
mitochondrion
mitochondria
flagella and cilia
flagella and cilia
site of cellular respiration-converts energy to be used for w…
used for locomotion
mitochondrion
mitochondria
site of cellular respiration-converts energy to be used for w…
73 terms
IB Biology - Topic 1 - Cell Biology
What is the biological order of life?
What are the three main points of the…
What are four common characteristics o…
List examples of atypical cells. What…
From smallest to largest: atom > molecule > cell > tissue > o…
1) Cells are the smallest unit of life.... 2) All living things…
1) Membrane that separates the internal and external enviro…
- Aseptate fungal hyphae (thread-like, multiple nuclei, diffe…
What is the biological order of life?
From smallest to largest: atom > molecule > cell > tissue > o…
What are the three main points of the…
1) Cells are the smallest unit of life.... 2) All living things…
16 terms
IB HL Biology: Origin of Cells
Who disproved spontaneous Generation?
What did Louis Pasteur's experiment co…
What is the evidence that helps prove…
What were the conditions of early earth?
Franscesco Redi and Louis Pasteur
A test whether sterile nutrient brother could spontaneously g…
-Mitosis... -Cells are highly complex and no mechanism has been…
-Violent and chaotic... -Received a constant hail of meteorites…
Who disproved spontaneous Generation?
Franscesco Redi and Louis Pasteur
What did Louis Pasteur's experiment co…
A test whether sterile nutrient brother could spontaneously g…
54 terms
IB Biology Topic 1: Cell Biology
Cell theory
Differentiation
Emergent properties
Multicellular
The theory that cells form the fundamental structural and fun…
The expression of a particular gene(s) and not others in orde…
The idea that the sum of an organism is more than the parts i…
An organism made out of more than one cell.
Cell theory
The theory that cells form the fundamental structural and fun…
Differentiation
The expression of a particular gene(s) and not others in orde…
75 terms
IB Biology: Cell Respiration
Define cell respiration.
What is the equation for cellular resp…
What is anaerobic cellular respiration?
What is aerobic cellular respiration?
The controlled release of energy from organic compounds in ce…
C6H12O6 + 6O2 ----->6CO2 + 6H2O
It enables some cells to produce ATP without oxygen.
It is when pyruvate is broken down into carbon dioxide and wa…
Define cell respiration.
The controlled release of energy from organic compounds in ce…
What is the equation for cellular resp…
C6H12O6 + 6O2 ----->6CO2 + 6H2O
22 terms
IB Biology - Cells
outline cell theory
how do organisms that are one cell car…
multi cellular organism properties____…
what does differentiation involve?
- cells are the smallest unit of life... - all living organisms…
- metabolism: respires, photosynthesizes, synthesizes protein…
emerge from the interaction of their cellular components
expression of some genes and not others in a cells genome
outline cell theory
- cells are the smallest unit of life... - all living organisms…
how do organisms that are one cell car…
- metabolism: respires, photosynthesizes, synthesizes protein…
41 terms
IB Biology 01: Cell Biology
Cell Theory (3)
Characteristics of Prokaryotes
Characteristics of Eukaryotes
Organelles in Animal Cells Specifcally
1. All living organisms are composed of cells... 2. Cells are th…
- no nucleus... - no membrane bound organelles... - Cell Division w…
- Contains a 'true' nucleus (can be seen)... - Membrane bound or…
lyosome... (same function takes place in vacuole in plant cells)
Cell Theory (3)
1. All living organisms are composed of cells... 2. Cells are th…
Characteristics of Prokaryotes
- no nucleus... - no membrane bound organelles... - Cell Division w…
IB Biology Stem Cells
Differentiation
Stem Cells
Pluripotent Stem Cells
Embryonic Stem Cells
-A process which cells or part of an organism change during d…
A simple cell that can differentiate to unlimited number of c…
A cell taken from any tissue and is genetically modified to b…
Are stem cell derived from embryo. They are able to different…
Differentiation
-A process which cells or part of an organism change during d…
Stem Cells
A simple cell that can differentiate to unlimited number of c…
61 terms
IB Biology: Cell Vocab
Where is the Nucleus in a cell?
What is the Nucleus?
What does the Nucleus do?
Where is the Nucleolus in a cell?
the chromosome-containing organelle of a eukaryote cell
it is the site of genetic transcription, contains cell's gene…
Where is the Nucleus in a cell?
What is the Nucleus?
the chromosome-containing organelle of a eukaryote cell
12 terms
IB Biology: Introduction to cells
Unicellular
Organism
Organelle
Multicellular
Living things made of one cell
A living thing
A small part of the cell that does a specific function
Living thing made out of many cells
Unicellular
Living things made of one cell
Organism
A living thing
110 terms
IB Cell Biology
What are the life functions?
Why are cell so small?
explain differentiation
explain stem cells
nutrition, metabolism, growth, response, excretion, homeostas…
So they can have a good surface area to volume ratio
The expression of some of a cell's genes and not others. spec…
stem cells are cells that are capable of becoming any type of…
What are the life functions?
nutrition, metabolism, growth, response, excretion, homeostas…
Why are cell so small?
So they can have a good surface area to volume ratio
22 terms
IB - Topic 1 - Cell Biology
Prokaryotic
Eukaryotic
Virus
Stem Cell
A small single cell lacking a nucleus or any other membrane-b…
A cell characterized by the presence of a nucleus and other m…
Ultramicroscopic infectious agent that replicates itself only…
Cells that divide and remain undifferentiated. Three types ar…
Prokaryotic
A small single cell lacking a nucleus or any other membrane-b…
Eukaryotic
A cell characterized by the presence of a nucleus and other m…
60 terms
IB HL Biology - Cells
Unicellular organism
Multicellular organism
3 cell theory postulates
Organelles
Single-called... Carries out all functions of life independently
Have specialized cells to carry out specific functions... Can di…
1. All living things are made of one or more cells... 2. Cells a…
Specialized structures in cells that carry out different func…
Unicellular organism
Single-called... Carries out all functions of life independently
Multicellular organism
Have specialized cells to carry out specific functions... Can di…
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
17 terms
IB Biology: parts of the cell
plasma membrane
Golgi apparatus
nuclear pore
nucleolus
contains and protects the cell and its organelles; assists in…
stores, modifies, and packages proteins
allows communication between the nucleus and the rest of the…
a dense, solid structure involved in ribosome synthesis and c…
plasma membrane
contains and protects the cell and its organelles; assists in…
Golgi apparatus
stores, modifies, and packages proteins
23 terms
IB Biology: Cell Theory
Cell Theory
Unicellular organism
Metabolism
Homeostasis
Idea that all living things are composed of cells, cells are…
Organisms that consist of one cell that careies all functions…
Chemical reaction inside a cell, such as cell respiration
The ability to keep conditions inside organism with tolerable…
Cell Theory
Idea that all living things are composed of cells, cells are…
Unicellular organism
Organisms that consist of one cell that careies all functions…
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