How can we help?

You can also find more resources in our Help Center.

Study sets matching "chapter 2 cells biology"

Study sets
Classes
Users

Study sets matching "chapter 2 cells biology"

45 terms
Chapter 2 Cell Biology
Acid
Amino acid
Atom
Atomic mass
A molecule that releases a proton when dissolved in water; th…
Small organic molecule containing both an amino group and a c…
The smallest particle of an element that still retains its di…
The mass of an atom express in daltons, the atomic mass unit…
Acid
A molecule that releases a proton when dissolved in water; th…
Amino acid
Small organic molecule containing both an amino group and a c…
32 terms
Biology Chapter 2: Cells
Outline cell theory
Evidence for cell theory
Functions of life carried out by unice…
Importance of surface area to volume r…
1. All living things are composed of cells.... 2. The cell is th…
1. Microscopes... 2. Nothing smaller than a cell has been found…
Movement... Reproduction... Sensitivity... Growth... Respiration... Excretio…
As cell grows, volume increases faster than surface area. The…
Outline cell theory
1. All living things are composed of cells.... 2. The cell is th…
Evidence for cell theory
1. Microscopes... 2. Nothing smaller than a cell has been found…
61 terms
Cell Biology chapter 2
isotopes
are radioactive isotopes stable?
half-life
when a molecules number changes ex: ca…
atoms of a single element that possess different numbers of n…
no;they emit radiation as the nucleus breaks up
the time it takes for one half of the atoms in a sample to de…
neutrons
isotopes
atoms of a single element that possess different numbers of n…
are radioactive isotopes stable?
no;they emit radiation as the nucleus breaks up
Cell Biology Chapter 2
Characteristics of the Chemistry of Life
Cells are made up of
matter is made up of
elements are made up of
1. Based on Carbon Compounds... 2. Takes place in aqueous enviro…
matter
elements
atoms
Characteristics of the Chemistry of Life
1. Based on Carbon Compounds... 2. Takes place in aqueous enviro…
Cells are made up of
matter
15 terms
Biology Chapter 2 Cells
chromosome
chloroplasts
organ
diffusion
cell part with information that determines a living thing's t…
the green part of a plant cell
tissues that work together to do the same job
movement of substances, such as oxygen, into a cell
chromosome
cell part with information that determines a living thing's t…
chloroplasts
the green part of a plant cell
61 terms
Cell Biology Chapter 2 Marlatt
Types of Chemical Bonds
Polar bonds
Non-polar bonds
Ionic bonds
Covalent: Polar and non-polar,... Non-covalent: Ionic, Van der w…
bonds where electrons are shared unequally Examples: H2O and…
bonds where electrons are shared equally Examples H2, O2 and…
Electrons are donated from one atom to another, becoming ions…
Types of Chemical Bonds
Covalent: Polar and non-polar,... Non-covalent: Ionic, Van der w…
Polar bonds
bonds where electrons are shared unequally Examples: H2O and…
40 terms
Intro Cell Biology Chapter 2 Vocabulary
acid
amino acid
atom
atomic weight
In the context of cell biology, an organic molecule that diss…
Organic molecule containing both an amino group and a carboxy…
The smallest particle of an element that still retains its di…
Mass of an atom expressed in daltons.
acid
In the context of cell biology, an organic molecule that diss…
amino acid
Organic molecule containing both an amino group and a carboxy…
30 terms
Cell Biology Chapter 2
calorie
hydrocarbon
negative
positive
the amount of energy needed to raise the temperature of 1 gra…
when only hydrogen atoms are bonded to carbon atoms in linear…
the charge of carboxyl and phosphate groups as near neutral pH.
the charge of an amino group at a near neutral pH.
calorie
the amount of energy needed to raise the temperature of 1 gra…
hydrocarbon
when only hydrogen atoms are bonded to carbon atoms in linear…
68 terms
Cell Biology Chapter 2
Types of chemical bonds
Van der Waals Forces
Hydrogen Bonds
Covalent Bond Strength
1. Van der waals forces... 2. Hydrogen bonds ... 3. Covalent... 4. Ionic
the movement of electrons in the molecule or atom creates ins…
the result of attractions between weak charge difference and…
90 (377)
Types of chemical bonds
1. Van der waals forces... 2. Hydrogen bonds ... 3. Covalent... 4. Ionic
Van der Waals Forces
the movement of electrons in the molecule or atom creates ins…
31 terms
cell biology chapter 2
physical property
chemical property
atom
atomic number
system can be used to describe its transformation or evolutio…
any of a material properties that become evident during, or a…
the smallest constituent unit of ordinary matter that has the…
the number of protons, and the positive charge
physical property
system can be used to describe its transformation or evolutio…
chemical property
any of a material properties that become evident during, or a…
25 terms
Cell Biology Chapter 2 Cell Chemistry and Biosynthesis
carbon... hydrogen... nitrogen... oxygen
1. sugars... 2. fatty acids... 3. amino acid…
sugars
sugars
What are the main four elements that living organisms are mad…
What are the four major families of small organic molecules?
____ provide an energy source for cells and are the subunits…
The simplest ____, the monosaccharides, are compounds with th…
carbon... hydrogen... nitrogen... oxygen
What are the main four elements that living organisms are mad…
1. sugars... 2. fatty acids... 3. amino acid…
What are the four major families of small organic molecules?
67 terms
Cancer Cell Biology Chapter 2
prokaryotes
eukaryotes
What is Cancer?
apoptosis
-Unicellular organisms that lack a nucleus... -Organisms with no…
-Organisms whose cells contain a membrane bound nucleus and o…
-uncontrolled cell division... -cancer cells "forget" or can not…
Cell death/ programmed cell death
prokaryotes
-Unicellular organisms that lack a nucleus... -Organisms with no…
eukaryotes
-Organisms whose cells contain a membrane bound nucleus and o…
51 terms
DAT Biology (Chapter 2 - Cell structure)
Plasma membrane
Fluid Mosaic Model
The plasma membrane is ________
Small non polar molecules permeability
Phospholipid bilayer with embedded proteins, glycoproteins, c…
Scattered proteins within a flexible plasma membrane
selectively permeable
Very permeable (O2 / hydrocarbons)
Plasma membrane
Phospholipid bilayer with embedded proteins, glycoproteins, c…
Fluid Mosaic Model
Scattered proteins within a flexible plasma membrane
32 terms
Biology Chapter 2: Cells
Outline cell theory
Evidence for cell theory
Functions of life carried out by unice…
Importance of surface area to volume r…
1. All living things are composed of cells.... 2. The cell is th…
1. Microscopes... 2. Nothing smaller than a cell has been found…
Movement... Reproduction... Sensitivity... Growth... Respiration... Excretio…
As cell grows, volume increases faster than surface area. The…
Outline cell theory
1. All living things are composed of cells.... 2. The cell is th…
Evidence for cell theory
1. Microscopes... 2. Nothing smaller than a cell has been found…
Cell Biology - Chapter 2
Atomic weight
Avogadro's number
Mole
Chemical bonds
also known as molecular weight; its mass relative to that of…
6 x 10^23
X grams of a substance, where X is its relative molecular mas…
chemical affinity between two atoms that holds them together.…
Atomic weight
also known as molecular weight; its mass relative to that of…
Avogadro's number
6 x 10^23
22 terms
Cell biology-Chapter 2
Covalent bonds
Strong elecronegativities
Non-covalent bonds
Four types of macromolecules
stable, because the outermost shell of each participating ato…
O,N,S,P,Cl,F
ionic, H, hydrophobic interactions, van der waals
carbohydrates, lipids, proteins and nucleic acids
Covalent bonds
stable, because the outermost shell of each participating ato…
Strong elecronegativities
O,N,S,P,Cl,F
96 terms
Cell Biology Chapter 2
biology
matter
atoms
molecules
study of life... -founded on the principles of chemistry and phy…
all life forms are composed of matter... -anything that has mass…
all matter is composed of atoms... -smallest functional unit of…
two or more atoms bonded together
biology
study of life... -founded on the principles of chemistry and phy…
matter
all life forms are composed of matter... -anything that has mass…
Chapter 2 Cell Biology
nucleotides
nucleic acids
DNA (deoxyribonucleic acid)
deoxyribonucleotide
molecules that, when joined together, make up the structural…
Biological molecules essential for life, including DNA and RN…
a nucleic acid that contains the genetic instructions used in…
a monomer of DNA. it comprises three parts: a nitrogenous bas…
nucleotides
molecules that, when joined together, make up the structural…
nucleic acids
Biological molecules essential for life, including DNA and RN…
38 terms
Cell Biology Chapter 2
matter
element
compound
essential elements
anything that takes up space and has mass. organisms are comp…
a substance that cannot be broken down to other substances by…
substance consisting of two or more different elements combin…
20-25% of the natural elements that an organism needs to live…
matter
anything that takes up space and has mass. organisms are comp…
element
a substance that cannot be broken down to other substances by…
34 terms
Biology Chapter 2: Ultrastructure of Cells
Prokaryotic Cells
Binary Fission
Eukaryotes
Endosymbiosis
Features:... 1. Cytoplasm... 2. Nucleoid ... 3. Plasmids... 4. Ribosomes…
The circular DNA is copied in response to a replication signa…
Organisms whose cells contain a nucleus... Features:... Single Mem…
An endosymbiont is a cell which lives inside another cell wit…
Prokaryotic Cells
Features:... 1. Cytoplasm... 2. Nucleoid ... 3. Plasmids... 4. Ribosomes…
Binary Fission
The circular DNA is copied in response to a replication signa…
69 terms
Cell Biology Chapter 2
Methyl
Hydroxyl
Carboxyl
Carbonyl
CH3
OH
COOH
C==O
Methyl
CH3
Hydroxyl
OH
144 terms
Cell and Molecular Biology, Chapter 2
Functional groups
Methyl
Hydroxyl
Carboxyl
Groups of atoms giving organic molecules different characteri…
CH3
OH
COOH
Functional groups
Groups of atoms giving organic molecules different characteri…
Methyl
CH3
Chapter 2: Cell biology
5 characteristics of a cell:
All cells have 3 key structures:
Cell Membrane
Cytoplasm
Self feeding... Self- replicating... Specialization... Chemical signal…
1. Cell membrane.... 2. Nucleus or nucleotoid. ... 3. Cytoplasm
Barrier that separates the inside of the cell from the outsid…
Liquid area in cell where the machinery for cell growth and m…
5 characteristics of a cell:
Self feeding... Self- replicating... Specialization... Chemical signal…
All cells have 3 key structures:
1. Cell membrane.... 2. Nucleus or nucleotoid. ... 3. Cytoplasm
20 terms
Cell Biology Chapter 2
4 Major Classes of Organic Compounds
Carbohydrates
Glycosidic Bond
Glycogen
Carbohydrates, Lipids, Proteins, and Nucleic Acids
Class of organic compounds that include monosaccharides, such…
Type of covalent bond that connects monosaccharides; formed b…
The form of carbohydrate energy storage in animal cells; a gl…
4 Major Classes of Organic Compounds
Carbohydrates, Lipids, Proteins, and Nucleic Acids
Carbohydrates
Class of organic compounds that include monosaccharides, such…
125 terms
Cell Biology Chapter 2
organized units based on chemicals and…
study of carbon
anything that contains mass and occupi…
can exist in three states: solid, liqu…
cells
organic chemistry
matter
matter
organized units based on chemicals and…
cells
study of carbon
organic chemistry
60 terms
Chapter 2 - Cell Biology
Give 3 statements about cell theory.
What is extra cellular fluid (ECF) or…
What is the plasma membrane?
What is the cytoplasm?
1. Cells are building blocks of all plants and animals... 2. All…
liquid that surrounds cells
the cell membrane (skin of cell)
Everything inside the cell (fluid and organelles)
Give 3 statements about cell theory.
1. Cells are building blocks of all plants and animals... 2. All…
What is extra cellular fluid (ECF) or…
liquid that surrounds cells
36 terms
Essential Cell Biology Chapter 2
acid
amino acid
atom
atomic weight
In the context of cell biology, an organic molecule that diss…
Organic molecule containing both an amino group and a carboxy…
The smallest particle of an element that still retains its di…
Mass of an atom expressed in daltons.
acid
In the context of cell biology, an organic molecule that diss…
amino acid
Organic molecule containing both an amino group and a carboxy…
25 terms
Cell Biology Chapter 2 Cell Chemistry and Biosynthesis
carbon... hydrogen... nitrogen... oxygen
1. sugars... 2. fatty acids... 3. amino acid…
sugars
sugars
What are the main four elements that living organisms are mad…
What are the four major families of small organic molecules?
____ provide an energy source for cells and are the subunits…
The simplest ____, the monosaccharides, are compounds with th…
carbon... hydrogen... nitrogen... oxygen
What are the main four elements that living organisms are mad…
1. sugars... 2. fatty acids... 3. amino acid…
What are the four major families of small organic molecules?
125 terms
Chapter 2 - Biology of Cell
subunit
atom
molecules
nucleus, electrons
A monomer that forms part of a large molecule, such as an ami…
The smallest particle of an element that still remains its di…
The characteristics of substances other than pure elements de…
Each atom has at its center a dense, positively charged _____…
subunit
A monomer that forms part of a large molecule, such as an ami…
atom
The smallest particle of an element that still remains its di…
36 terms
Essential Cell Biology Chapter 2
acid
amino acid
atom
atomic weight
In the context of cell biology, an organic molecule that diss…
Organic molecule containing both an amino group and a carboxy…
The smallest particle of an element that still retains its di…
Mass of an atom expressed in daltons.
acid
In the context of cell biology, an organic molecule that diss…
amino acid
Organic molecule containing both an amino group and a carboxy…
20 terms
CELLS CHAPTER 2 BIOLOGY
Cells
Cell wall
Cell surface membrane
nucleus
basic structural and functional units of most living organisms
- made of cellulose... - fully permeable ... ( allow substances t…
-partially permeable... ( allows SOME of the substances to move…
- contains hereditary materials, chromatin which control cell…
Cells
basic structural and functional units of most living organisms
Cell wall
- made of cellulose... - fully permeable ... ( allow substances t…
68 terms
Cell Biology - Chapter 2
What percent of a typical cell is water?
What makes up the rest of the cell?
What are the four key concepts relatin…
Are chemical reactions reversible or i…
70%
Chemicals - consisting of macromolecules, ions, and small mol…
-chemical equilibrium and steady state... -energy storage in che…
Reversible
What percent of a typical cell is water?
70%
What makes up the rest of the cell?
Chemicals - consisting of macromolecules, ions, and small mol…
21 terms
biology - cells chapter 2
chromosomes are made of these, molecul…
where the genetic information is store…
70% water clear jelly, contains proteins
sites of protein synthesis
DNA
nucleus
cytoplasm
ribosomes
chromosomes are made of these, molecul…
DNA
where the genetic information is store…
nucleus
22 terms
Biology Chapter 2 Cells
Cells
Functions of cells
Amoeba
Diplococcus
Cells are the basic units/building blocks of life. They are t…
To take in raw materials and processing them to make new mole…
A unicellular organism that consists of only one cell.
A diplococcus is a round bacterium that typically occurs in t…
Cells
Cells are the basic units/building blocks of life. They are t…
Functions of cells
To take in raw materials and processing them to make new mole…
27 terms
Cell Biology Chapter 2
atoms
all living organisms are a collection of
entire atom has what charge?
mass of an atom
building blocks of MATTER
atoms and molecules
no net electric charge
protons + neutrons
atoms
building blocks of MATTER
all living organisms are a collection of
atoms and molecules
32 terms
Biology Chapter 2(Cells)
Plasma/Cell membrane
Ribosomes
Nucleoid
Cell Wall
-All... -Determines what goes in and out of the cell... -Has pores…
-All... -Produce proteins... -Most are made up of two parts; a larg…
Region where DNA is found in cell
-Plant/Prokaryotic... -Maintains shape of cell... -Made up of cellu…
Plasma/Cell membrane
-All... -Determines what goes in and out of the cell... -Has pores…
Ribosomes
-All... -Produce proteins... -Most are made up of two parts; a larg…
8 terms
Cell Biology (Chapter 2)
Give the two reason Carbon is a suitab…
Bond Energy
True or False. The more bonds a molecu…
What makes Carbon so diverse?
1. Because of its valence of 4, it can form covalent bonds wi…
The energy required to break 1 mole of such bond
True
It can interact with other atoms, the valence of 4, interacti…
Give the two reason Carbon is a suitab…
1. Because of its valence of 4, it can form covalent bonds wi…
Bond Energy
The energy required to break 1 mole of such bond
19 terms
Biology - Chapter 2 - Cells
Prokaryotic cell
eukaryotic cell
cell wall
cell membrane
cells without membrane bound organelles
cellw with membrane bound organelles
rigid outer covering of a plant cell
protective outer layer of all cells
Prokaryotic cell
cells without membrane bound organelles
eukaryotic cell
cellw with membrane bound organelles
36 terms
Cell Biology Chapter 2
Atoms
C,N,H,O
Form follows function.
protons
smallest unit of a chemical element
make up 96% of a cells mass
...
have mass, (+) charge,
Atoms
smallest unit of a chemical element
C,N,H,O
make up 96% of a cells mass
10 terms
Biology Chapter 2 - Cell Organelles
Nucleus
Mitochondria
Lysosome
Golgi complex
Nucleus
Mitochondria
19 terms
Chapter 2 - Cell Biology
Mother cell
Daughter cell
Clone
Colony
Produces 2 daughter cells... Chromosomes are duplicated prior to…
Comes from mother cell... Each receives one copy of chromosome f…
A population of genetically identical cells
A visible mass of cells
Mother cell
Produces 2 daughter cells... Chromosomes are duplicated prior to…
Daughter cell
Comes from mother cell... Each receives one copy of chromosome f…
160 terms
Chapter 2: Cell Biology
Why is an understanding of chemistry i…
What is the basic unit of all forms of…
atom is the smallest unit of matter th…
Atoms are made up of _________.
because the interaction between atoms is one of the lowest le…
the atom
element
subatomic particles
Why is an understanding of chemistry i…
because the interaction between atoms is one of the lowest le…
What is the basic unit of all forms of…
the atom
13 terms
CHAPTER 2 CELL BIOLOGY
1. The figure depicts the structure of…
2. An element may have more than a one…
3.A. If 0.5 mole of glucose weighs 90…
4. The first task you are assigned in…
A
B
A. 180 daltons. A mole of a substance has a mass equivalent t…
B]... 5. You have a concentrated stock solution of 10 M NaOH and…
1. The figure depicts the structure of…
A
2. An element may have more than a one…
B
33 terms
Cell Biology Chapter 2 Vocabulary
Physical Properties
Chemical Properties
Atom
Atomic Number
Can be observed or measured without permanently changing the…
Describes a substances ability to change into a new substance
Unable to cut
The number of protons
Physical Properties
Can be observed or measured without permanently changing the…
Chemical Properties
Describes a substances ability to change into a new substance
65 terms
Cell Biology: Chapter 2
Atom
What do neutrons contribute to?
What conveys chemical behavior?
Isotopes
Has heavy, dense, positive nucleus
Structural stability
# and arrangement of electrons
Atoms of the same element with different atomic mass
Atom
Has heavy, dense, positive nucleus
What do neutrons contribute to?
Structural stability
42 terms
chapter 2 biology of cells
Matter
Element
compound
Molecule
anything that takes up scape and has mass - made up of elements
substance consisting of atoms with certain number of protons…
substance consisting of two or more different elements in a f…
substance consisting of multiple atoms held together by coval…
Matter
anything that takes up scape and has mass - made up of elements
Element
substance consisting of atoms with certain number of protons…
51 terms
Adv Biology Chapter 2 Cells
cell
cell membrane
cytoplasm
cell wall
basic building blocks of matter
protective outer layer that protects all cells
gelatin like material inside every cell
rigid outer layer that only protects plant cells
cell
basic building blocks of matter
cell membrane
protective outer layer that protects all cells
28 terms
Cell Biology: Chapter 2
The Chemical Nature of Life
Chemical Life is Regulated
Review of Basic Chemistry
Elements
- Cells are comprised mainly of carbon compounds (hence the i…
- proteins are functional units of cellular life... - Changes in…
- Cells are made of atoms... - Atoms: smallest particle of an el…
- 92 naturally occurring elements ... - determined by number of…
The Chemical Nature of Life
- Cells are comprised mainly of carbon compounds (hence the i…
Chemical Life is Regulated
- proteins are functional units of cellular life... - Changes in…
54 terms
DAT Biology (Chapter 2 - Cells)
Plasma membrane
Fluid Mosaic Model
The plasma membrane is ________
Small non polar molecules permeability
Phospholipid bilayer with embedded proteins, glycoproteins, c…
Scattered proteins within a flexible plasma membrane
selectively permeable
Very permeable (O2 / hydrocarbons)
Plasma membrane
Phospholipid bilayer with embedded proteins, glycoproteins, c…
Fluid Mosaic Model
Scattered proteins within a flexible plasma membrane
Cell Biology Chapter 2 Cell Chemistry and Biosynthesis
carbon... hydrogen... nitrogen... oxygen
1. sugars... 2. fatty acids... 3. amino acid…
sugars
sugars
What are the main four elements that living organisms are mad…
What are the four major families of small organic molecules?
____ provide an energy source for cells and are the subunits…
The simplest ____, the monosaccharides, are compounds with th…
carbon... hydrogen... nitrogen... oxygen
What are the main four elements that living organisms are mad…
1. sugars... 2. fatty acids... 3. amino acid…
What are the four major families of small organic molecules?
1 of 10