Study sets matching "cells biology"

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Study sets matching "cells biology"

38 terms
Cell Biology: Lecture 10
enzyme kinetics
enzyme activity and reaction rate depe…
initial reaction rate
initial reaction velocity (v)
quantitative aspects regarding the RATE of enzyme-mediated ca…
concentrations of substrates, products, and inhibitors that p…
rate of reaction prior to any appreciable decrease in substra…
rate of change in product concentration per unit time (mM/min…
enzyme kinetics
quantitative aspects regarding the RATE of enzyme-mediated ca…
enzyme activity and reaction rate depe…
concentrations of substrates, products, and inhibitors that p…
43 terms
Cell Biology
Endergonic
catalyst
Coupled reaction
Substrates
reactions that require a continuous supply of energy to proceed
Molecules that speed up chemical reactions by providing a new…
Reactions where an exergonic reaction is used to provide ener…
molecules that bind to an enzyme and the enzymes perform reac…
Endergonic
reactions that require a continuous supply of energy to proceed
catalyst
Molecules that speed up chemical reactions by providing a new…
19 terms
Biology Chapter 7: The Cell
Three components of the "cell theory"…
Cell Membrane
Nucleus
Ribosomes
1. All living things are composed of cells.... 2. Cells are the…
This is the boundary between the inside and the outside fo th…
This organelle is the control center for the cell and houses…
This is the part of the cell where proteins are made or assem…
Three components of the "cell theory"…
1. All living things are composed of cells.... 2. Cells are the…
Cell Membrane
This is the boundary between the inside and the outside fo th…
10 terms
Cell Biology
Osmosis
Diffusion
Selectively Permeable
Prokaryote
Diffusion of water through a selectively permeable membrane
Movement of molecules from an area of higher concentration to…
A property of cell membranes that allows some substances to p…
A unicellular organism that lacks a nucleus and membrane boun…
Osmosis
Diffusion of water through a selectively permeable membrane
Diffusion
Movement of molecules from an area of higher concentration to…
23 terms
Cell Biology: Lecture 3
Lipids
Phospholipids
Carotenoids and Chlorophylls
Steroids
nonpolar hydrocarbons
structural role in cell membranes; fatty acids bound to glyce…
capture light energy in plants; source of vitamin A
multiple rings share carbons; all have the same ring structure
Lipids
nonpolar hydrocarbons
Phospholipids
structural role in cell membranes; fatty acids bound to glyce…
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…
110 terms
Cell Biology
Plasma membrane
Phospholipid
In a phospholipid, Why do the polar he…
In a Phospholipid, why do the fatty ac…
FUNCTION-->... -regulates what goes in and out of the cell... - pro…
- head is hydrophilic(polar)--> glycerol and a phosphate grou…
- because water attracts the polar head
- because they attract each other because they are non polar,…
Plasma membrane
FUNCTION-->... -regulates what goes in and out of the cell... - pro…
Phospholipid
- head is hydrophilic(polar)--> glycerol and a phosphate grou…
93 terms
Cell Biology Cell Signaling
Cell Signaling
Signal transduction
Receptor
End of STP
- signaling cell produces an EXTRACELLULAR signal molecule th…
- process of converting an INCOMING extracellular signal into…
-transmembrane protein... -binds to signal --> STP commences
- some sort of effect determined by EFFECTOR PROTEINS
Cell Signaling
- signaling cell produces an EXTRACELLULAR signal molecule th…
Signal transduction
- process of converting an INCOMING extracellular signal into…
Biology Chapter 3 - Cells
Cell Theory
Prokayote
Cell membrane
Cell wall
1. All living things are made of one or more cells. 2. Cells…
A unicellular organism that lacks a nucleus and membrane boun…
The outer boundary of a cell and is selectively permeable
Plant cells and prokayotes have cell walls that surround the…
Cell Theory
1. All living things are made of one or more cells. 2. Cells…
Prokayote
A unicellular organism that lacks a nucleus and membrane boun…
128 terms
Cell Biology Exam 1.
Covalent Bond
Ionic Bond
Ester
Phosphate Group
A chemical bond that involves sharing a pair of electrons bet…
Formed when one or more electrons are transferred from one at…
an organic compound made by chemically combining an alcohol a…
A functional group consisting of a phosphorus atom covalently…
Covalent Bond
A chemical bond that involves sharing a pair of electrons bet…
Ionic Bond
Formed when one or more electrons are transferred from one at…
68 terms
Biology cells
Robert hooke
Leeuwenhoek
Cell theory scientists
Cell theory
Coined term "cells"
Saw small 'animalcules' in pond water/ "father of microscopes"
Schleiden, Schwann, Virchow
Living things are made of cells ... Cells are basic unit of life…
Robert hooke
Coined term "cells"
Leeuwenhoek
Saw small 'animalcules' in pond water/ "father of microscopes"
72 terms
Unit 1: 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…
Cell Biology Chapter 17
Actin-binding Protein
Actin Filament
Cell Cortex
Centriole
Protein that interacts with actin monomers or filaments to co…
Thin, flexible protein filament made from a chain of globular…
Specialized layer of cytoplasm on the inner face of the plasm…
Cylindrical array of microtubules usually found in pairs at t…
Actin-binding Protein
Protein that interacts with actin monomers or filaments to co…
Actin Filament
Thin, flexible protein filament made from a chain of globular…
105 terms
Biology--"Cells"
Robert Hooke
Eukaryotic Cells
Prokaryotic Cells
Prokaryotic Organisms
first person to see a cell; named cells
have cell organelles and nucleus
no cell organelles (except ribosomes)... no nucleus... Has ribosome…
Bacteria
Robert Hooke
first person to see a cell; named cells
Eukaryotic Cells
have cell organelles and nucleus
Cell biology
A site
P site
E site
Translation
Bind for amino acid tRNa
Bind for peptidly tRNA start site for translation
Exit sight for translation
Process in which Sequence of nucleotides in a messenger RNA m…
A site
Bind for amino acid tRNa
P site
Bind for peptidly tRNA start site for translation
12 terms
Biology Cells
Abiotic Factor
Biotic Factor
Autotroph
Cell Membrane
Abiotic are the non living things. Which includes sunlight, t…
Biotic are all living things. which includes plants, animals,…
Autotroph or producer, is an organism that produces complex o…
Cell Membrane is the big cell that hold and carry al the litt…
Abiotic Factor
Abiotic are the non living things. Which includes sunlight, t…
Biotic Factor
Biotic are all living things. which includes plants, animals,…
16 terms
Cell Structures/Functions--Biology
Lysosome
Mitochondria
Nucleus
Ribosome
breaks down substances
produces energy
contains DNA
makes proteins
Lysosome
breaks down substances
Mitochondria
produces energy
25 terms
Cell Biology
Organelle
Cell Membrane (Plasma Membrane)
Cytoplasm (Cytosol)
Nucleus
A subcellular structure; perform specific functions for the c…
The outer covering of a cell. It allows food, oxygen, and wat…
Gelatin-like substance inside the cell membrane, constantly f…
Directs all cell activity. Holds DNA.
Organelle
A subcellular structure; perform specific functions for the c…
Cell Membrane (Plasma Membrane)
The outer covering of a cell. It allows food, oxygen, and wat…
96 terms
Cell biology test 1
What was Robert Hooke's major contribu…
How did Anton van Leeuwenhoek contribu…
What are the two components of the cel…
Describe Pasteur's experiment and how…
a. First view of the cell (plant cells)
a. First to view single celled organisms (called them "animal…
a. All living things are made up of one or more cells... b. All…
a. He had a control experiment which included a straight neck…
What was Robert Hooke's major contribu…
a. First view of the cell (plant cells)
How did Anton van Leeuwenhoek contribu…
a. First to view single celled organisms (called them "animal…
27 terms
AP Biology Cell Membrane
Selective Permeability
phospholipid bilayer
Integral Proteins
Peripheral Proteins
Allows some substances to cross more easily than others
a double layer of phospholipids that makes up plasma membranes
Proteins that extend through the phospholipid bilayer.
A protein loosely attached to the surface of a membrane
Selective Permeability
Allows some substances to cross more easily than others
phospholipid bilayer
a double layer of phospholipids that makes up plasma membranes
96 terms
Cell Biology
The Importance of Water
Hydrophobic Interactions
Transcription
Translation
- Water Molecules are Polar... - Water Molecules are Cohesive (H…
- occur as a consequence of water trying to ... maintain maximu…
- producing an RNA copy from a DNA template.... - occurs in the…
- producing a polypeptide using mRNA as a ... template.... - Prima…
The Importance of Water
- Water Molecules are Polar... - Water Molecules are Cohesive (H…
Hydrophobic Interactions
- occur as a consequence of water trying to ... maintain maximu…
40 terms
Strand 2: Cell Biology
prokaryotic cell
eukaryotic cell
cell membrane
nucleus
This type of cell lacks a nucleus, but still includes a cell…
This type of cell has a nucleus (which stores DNA), as well a…
A protective barrier made up of proteins and lipids (fats) th…
Organelle in eukaryotic cells which contains the cell's DNA.
prokaryotic cell
This type of cell lacks a nucleus, but still includes a cell…
eukaryotic cell
This type of cell has a nucleus (which stores DNA), as well a…
Cell Biology
Describe concept of co-linearity of pr…
Genetic code
Protein modifications
Disulphide bridges
nucleotide monomer sequence, which are arranged linearly in t…
Ther order of nucleoides innucleic acid specifies the order o…
Ubiquitination... Glycoproteins... Lipoproteins- palmitate fatty ac…
sulphyhydryl group -SH... Cysteine amino acid... covalent bonds... for…
Describe concept of co-linearity of pr…
nucleotide monomer sequence, which are arranged linearly in t…
Genetic code
Ther order of nucleoides innucleic acid specifies the order o…
41 terms
Biology: Cells
cell theory
Prokaryote
Eukaryote
Prokaryotic or Eukaryotic:... -singled ce…
cells are the basic unit of life,... all living things are made…
a single cell organism that lacks a nucleus and membrane boun…
a multicellular organism that has a nucleus with membrane bou…
prokaryotic
cell theory
cells are the basic unit of life,... all living things are made…
Prokaryote
a single cell organism that lacks a nucleus and membrane boun…
51 terms
Cell biology
microscope
coarse adjustment
fine adjustment
eye piece
an instrument that is used to view small objects
moves the stage to focus the image
moves the stage slightly to sharpen the image
has a magnifying piece so you can see small objects
microscope
an instrument that is used to view small objects
coarse adjustment
moves the stage to focus the image
62 terms
Cell Biology #7 Proteins
Enzymes
Structural proteins
Motility proteins
Regulatory proteins
facilitate chemical reactions (cytoplasm)
provide physical support and shape to cells and... organelles
contraction and movement of cells, and intracellular structures
control and coordination of cellular functions
Enzymes
facilitate chemical reactions (cytoplasm)
Structural proteins
provide physical support and shape to cells and... organelles
172 terms
Cell Biology: Exam 1
Cells, Cells
Communities of Cells
um, mm
Amino acids, DNA, Viruses
All living creatures are made of ____________. The simplest f…
Higher organisms, such as ourselves, are like _______________…
Cells can be very diverse: superficially, they come in variou…
Despite the diversity, cells resemble each other to an astoni…
Cells, Cells
All living creatures are made of ____________. The simplest f…
Communities of Cells
Higher organisms, such as ourselves, are like _______________…
146 terms
Cell Biology Exam 2
Define Epigenetics
List the 5 factors that affect Epigene…
Define DNA Methylation
List 4 health endpoint disadvantages o…
Functionally relevant change to the genome that DOES NOT invo…
Development, Environmental chemicals, Drugs, Aging, and Diet
Methyl Group, and epigenetic factor found in some dietary sou…
Cancer, Autoimmune Disease, Mental Disorders, Diabetes
Define Epigenetics
Functionally relevant change to the genome that DOES NOT invo…
List the 5 factors that affect Epigene…
Development, Environmental chemicals, Drugs, Aging, and Diet
70 terms
Biology- cells
nucleus
nuclear membrane
mitochondira
ribosomes
directs all of the cells's activities, control center
protects the nucleus, materials pass in and out
organelles that produce energy (ATP), power house
structures that function as factories that produce proteins
nucleus
directs all of the cells's activities, control center
nuclear membrane
protects the nucleus, materials pass in and out
52 terms
Cell Biology
myosin
gamma tubulin
dynein
Mad 2
motor proteins that move along actin filaments
protein involved in nucleation of microtubule growth; gamma-t…
large motor proteins that undergo ATP-dependent movement alon…
recruited when kinetochore unattached and required for spindl…
myosin
motor proteins that move along actin filaments
gamma tubulin
protein involved in nucleation of microtubule growth; gamma-t…
Cell Biology Test 1
Light Microscopes
Van Leuwenhoek's Light Microscope
Modern Compound (1930s)
Electron Microscopes
-Van Leuwenhoek's... -Modern Compound (1930s)... -looking at live c…
-down to approx. 1 μm (1000 nm)... -Bacteria, Blood cells, Yeast…
-down to 0.5 μm (500 nm)... -Av. Cell 5-20 μm... -Minimum cell stru…
-down to 3 nm (0.003 μm) (1930s)... -Organelles, Ribosomes, DNA,…
Light Microscopes
-Van Leuwenhoek's... -Modern Compound (1930s)... -looking at live c…
Van Leuwenhoek's Light Microscope
-down to approx. 1 μm (1000 nm)... -Bacteria, Blood cells, Yeast…
Biology Chapter 3 - Cells
Cell Theory
Prokayote
Cell membrane
Cell wall
1. All living things are made of one or more cells. 2. Cells…
A unicellular organism that lacks a nucleus and membrane boun…
The outer boundary of a cell and is selectively permeable
Plant cells and prokayotes have cell walls that surround the…
Cell Theory
1. All living things are made of one or more cells. 2. Cells…
Prokayote
A unicellular organism that lacks a nucleus and membrane boun…
150 terms
Cell Biology
Robert Hooke
Anton can Leeuwenhoek
Matthias Schleiden
Theodor Schwann
year: 1665... Contribution-First to observe a cell... ["Cell"- obse…
year: 1673... Contribution- made his own microscope, discovered…
year: 1838... Contribution- realized all plants are made of cells
year: 1839... Contribution: all animals are made of cells
Robert Hooke
year: 1665... Contribution-First to observe a cell... ["Cell"- obse…
Anton can Leeuwenhoek
year: 1673... Contribution- made his own microscope, discovered…
29 terms
Cell Biology: Cells and Cell Processes
Cell
Prokaryote
Eukaryote
Organelle
the basic structural and functional unit of all organisms
A unicellular organism that lacks a nucleus and membrane boun…
A cell that contains a nucleus and membrane bound organelles
A tiny cell structure that carries out a specific function wi…
Cell
the basic structural and functional unit of all organisms
Prokaryote
A unicellular organism that lacks a nucleus and membrane boun…
38 terms
Cell Biology
nuclear envelope
nucleolus
ribosomes
endoplasmic reticulum
the membrane that surrounds the nucleus and separates it from…
the portion of the nucleus responsible for constructing ribos…
the organelle found in ALL cell types on earth. This is the s…
the organelle found in eukaryotic cells that extends off of t…
nuclear envelope
the membrane that surrounds the nucleus and separates it from…
nucleolus
the portion of the nucleus responsible for constructing ribos…
107 terms
Cell Biology
Cell Theory
Organisms containing only one cell car…
GROWTH
HOMOEOSTASIS
1. All cells come from pre-existing cells... 2. A cell is the sm…
1. GROWTH ... 2. HOMOEOSTASIS ... 3. EXCRETION... 4. REPRODUCTION ... 5.…
irreversible increase in size. May be limited but is always e…
keeping conditions inside the organism within tolerable limits
Cell Theory
1. All cells come from pre-existing cells... 2. A cell is the sm…
Organisms containing only one cell car…
1. GROWTH ... 2. HOMOEOSTASIS ... 3. EXCRETION... 4. REPRODUCTION ... 5.…
16 terms
Cell Biology
Cell
Cell Membrane
Cell Wall
Cytoplasm
The basic unit of life. All organisms are made from it.
A semipermeable "skin" surrounding the cell and separating it…
A semi-rigid structure that surrounds plant cells.
The fluid portion of a cell's interior. The cells organelles…
Cell
The basic unit of life. All organisms are made from it.
Cell Membrane
A semipermeable "skin" surrounding the cell and separating it…
34 terms
Unit 3 Cell Biology
nucleus
ribosomes
cell membrane
cytoplasm
A cell structure that contains nucleic acids, the chemical in…
Cytoplasmic organelles at which proteins are made.
The semipermeable membrane surrounding the cytoplasm of a cel…
A jellylike fluid inside the cell in which the organelles are…
nucleus
A cell structure that contains nucleic acids, the chemical in…
ribosomes
Cytoplasmic organelles at which proteins are made.
24 terms
Cell Biology
Cell Membrane
Nucleus
Nuclear membrane
Cytoplasm
Thin layer that forms the outside boundary of the cell openin…
Large structure that controls all activities of the cell. Con…
Thin layer around the nucleus. It controls what moves in and…
gel-like fluid filling the area between the cell membrane and…
Cell Membrane
Thin layer that forms the outside boundary of the cell openin…
Nucleus
Large structure that controls all activities of the cell. Con…
20 terms
Cell Membrane - AP Biology
Selectively permeability
Osmosis
turgid
Amphipathic molecule
it allows some things to come through and some not
Diffusion of water through a selectively permeable membrane
swollen as from a fluid; bloated
A molecule that has both a hydrophilic region and a hydrophob…
Selectively permeability
it allows some things to come through and some not
Osmosis
Diffusion of water through a selectively permeable membrane
21 terms
Biology - Cells
Cell Membrane
Cell Wall
Centriole
Cilia
Controls what enters and leaves the cell.
Rigid outer layer of a plant cell, fungi, bacteria and some p…
Made of micro tubules that function during cell division.
Numerous projections that look like hairs.
Cell Membrane
Controls what enters and leaves the cell.
Cell Wall
Rigid outer layer of a plant cell, fungi, bacteria and some p…
22 terms
Biology - Cells
Cell Membrane
Cell Wall
Centriole
Cilia
Controls what enters and leaves the cell. Fluid mosaic model
Rigid outer layer of a plant cell. Made of cellulose.
Made of microtubules that function during cell division.
Numerous projections that look like hairs. 9+2 formation of m…
Cell Membrane
Controls what enters and leaves the cell. Fluid mosaic model
Cell Wall
Rigid outer layer of a plant cell. Made of cellulose.
20 terms
Cell Membrane - AP Biology
Selectively permeability
Osmosis
turgid
Amphipathic molecule
it allows some things to come through and some not
Diffusion of water through a selectively permeable membrane
swollen as from a fluid; bloated
A molecule that has both a hydrophilic region and a hydrophob…
Selectively permeability
it allows some things to come through and some not
Osmosis
Diffusion of water through a selectively permeable membrane
22 terms
Cells - Biology
euglena
amoeba
paramecium
volvox
one celled organism moves by flagella, has an eye spot, conta…
one celled organism moves by cytoplasmic streaming, surrounds…
most complex and specialized of the protists moves by cillia
protists that live in a colony of ciliates, some contain chlo…
euglena
one celled organism moves by flagella, has an eye spot, conta…
amoeba
one celled organism moves by cytoplasmic streaming, surrounds…
40 terms
Cell Biology - Organelles
CELL THEORY
MICROGRAPH
ORGANELLE
PLASMA MEMBRANE
(biology) the theory that cells form the fundamental structur…
A photograph taken through a microscope.
A tiny cell structure that carries out a specific function wi…
A selectively-permeable phospholipid bilayer forming the boun…
CELL THEORY
(biology) the theory that cells form the fundamental structur…
MICROGRAPH
A photograph taken through a microscope.
29 terms
Biology Cells and Cell Transport Vocabulary
nucleus
cell wall
cell membrane
cytoplasm
control center of the cell; contains genetic information
surrounds the cell membrane in plant and fungal cells; provid…
regulates the flow of the materials in and out of the cell co…
jelly like material that fills most of the cell; site of bioc…
nucleus
control center of the cell; contains genetic information
cell wall
surrounds the cell membrane in plant and fungal cells; provid…
29 terms
Biology: Cells/Osmosis/Diffusion
solute
solvent
cell theory
Cytoplasm
substance that is being dissolved. The "stuff"
The substance doing the dissolving, usually water
all organisms are made of cells; all existing cells are produ…
jellylike substance that contains dissolved molecular buildin…
solute
substance that is being dissolved. The "stuff"
solvent
The substance doing the dissolving, usually water
Honors Biology - Cells Unit
microscope
ribosome
chloroplast
carbohydrate
Makes very small objects visible.
Site of protein production in cells; may be "free-floating" o…
Green organelle where photosynthesis produces food for a plant.
Component of the cell membrane; "I.D. Card" that allows cells…
microscope
Makes very small objects visible.
ribosome
Site of protein production in cells; may be "free-floating" o…
40 terms
KHS Biology: The Cell
Prokaryote
Eukaryote
Cell Membrane (Plasma Membrane)
Nucleus
Cells with no nucleus and no membrane-enclosed organelles, li…
Cells with a nucleus and membrane-enclosed organelles. Includ…
The selectively permeable boundary of ALL cells, made of a do…
The "control center" of the cell, containing the DNA
Prokaryote
Cells with no nucleus and no membrane-enclosed organelles, li…
Eukaryote
Cells with a nucleus and membrane-enclosed organelles. Includ…
27 terms
Biology Cells
Early Microscopes:
Cell Theory:
Types of Microscopes:
Light Microscope:
1665: Robert Hooke used a compound microscope to look at a th…
1. All living things are composed of one or more living cells…
Microscopes magnify objects to see more detail ... Light microsc…
Early Microscopes:
1665: Robert Hooke used a compound microscope to look at a th…
Cell Theory:
1. All living things are composed of one or more living cells…
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