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96 Cards in this Set

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  • Back
_________a group of living cells performing a common function
tissue
What can denature enzymes?
Heat
extreme ph
heavy metals-lead, mercury, nickel
________there is a flow of energy among living organisms.
metabolism
The gain or loss of _______that is the basis for organization of materials and the flow of energy in the world.
electrons
________number of protons plus the number of neutrons
mass number
________a substance that resits changes in ph. (It will not change the ph when acid or base are added to it.
buffer
What are characteristics of living things?
-cells
-reproduction
-interaction-response
-gas exchange, energy exchange
____________2 degree form a helix (coil) or a B-pleated sheet
secondary protein structure
_________The logrithmic scale that measures how acidic or how basic callistic a suvstance is.
ph scale
________molecule that does not contain carbon and hydrogen togeher
Inorganic molecules
___________a substance that releases OH (hydroxel ion) when mixed with water.
base
________a molecule or group of atoms that attaches to another molecule to give it certain propertys
functional groups.
_________1 degree the sequence of the amino acids.
primary protein structure
_______is a biological catalyst that causes a reaction to occur without becoming consumed in reaction.
enzymes
What are the functional groups and name there chemical symbol.
methaine - CH4
Hydroxyl- OH
Carboxyl- COOH
Amino- NH2
Phosphate- PO4
water respondes to_______
temperature
_______move substances within cells or across membranes.
transporters
________water molecules are attracted to other things
adhesive
Living things use energy from the environment to ....
reproduce, grow, or maintain
_________negatively charged particle that orbits or circles nucleus in a path called orbital.
electron -
What is in DNA?
Adenine-A
Guanine-G
Cytosine-C
Thymine-T
______function is storage, transmission, and expression of genetic information. It's building block is nucleotides.
nucleic acids
_________molecules that do contain carbon and hydrogen together
organic molecule
_______water molecules attract other molecules
cohesive
______have fats and oils
lipids
__________4 degree more than one protein chain interacting.
Quaterrary structure
________non-charged particles (neutral) in the nucleus of atom.
neutron 0
________where opposite ends of molecule have opposite propertys. EX One may be + and the other -
polar molecule
_________ DNA/RNA
Nucleic acids
_________DNA comes from one parent.
asexual reproduction.
_______can build molecules or break them down.
enzymes
What are nucleotides made of?
Phosphate
5 carbon sugar
nitrogen
_________all encompassing, all organism of all parts of the earth plus physical environnment.
biosphere
____________is atoms, molecules, or microparticles.
chemical
______most diverse of molecules. It's function is structural material: hair, fingernails, hooves
proteins
_________substance that something is dissolved in
solvent
_________3 degree Protein folds back on itself.
tertiary structure
What does ATP stand for?
Adenosine triphosphate
(molecule) (3)
PO4-PO4-PO4
water is the _____
universal solvent
____________eat producers or other consumers for energy
consumers
_________cell is the basic functional unit of living things.
cellular
_______anything that occupies space and has mass. Includes: solids, liquid, and gases.
matter
What are the 4 elements are bodies are made of and what is the chemical symbol
C Carbon
H Hydrogen
O Oxygen
N Nitrogen
_________basic building block is sugar
carbohydrates
Our blood is made mostly of _______
water
Producers__________
photosynthesis
The molecules attached to the _______group makes the shape of amino acids.
R
T or F
All things dissolve in water
False
________don't dissolve in water, basic building block is fatty acids
lipids
___________a positively charged particle in nucleus (center of atom)
proton +
______-the number of protons in an atom
atomic number
_______smallest unit of matter
atom
to ___________ enzymes is to change shape or function,
denature
________is metabolism
energy transfer
_________get food by eating other organisms
heterophic
The _____of an enzyme gives it its function.
shape
________only found in proteins union between the amino end of one amino acid and the carboxyl end of another amino acid.
peptide bond
_____made up of three components.
nucleotides
_______make reactions happen
enzymes
_____________a union between electron structures of two or more atoms.
chemical bond
What do most enzymes end in___
ase
___________structures or molecules that detect changes in the environment
receptors
________-part of immune system
antibodies
What does AMP stand for?
Adenosine mono phosphate least amount of energy
________-a substance that releases H= hydrogen ions when mixed with water.
acid
_________change the shape of a protein. Usually interrupts the function of protein.
penature
_______the strongest bond formed when two atoms share electrons.
covalent bond
t or f
Some enzymes are made of nucleic acid
true
__________-formed between oppositely charged ions.
ionic bond
__________long chains
polymers
_______there is an association between 2 oppositely charged ions.
ionic bond
Building block of protein is _______.
amino acid
Protein are polymers of amino acids joined by ___________.
peptide bonds
___________dead/decaying fungi or fungus
saprobe
_______Get energy from dead decaying organisms
decomposers
________charged atom (An atom with a + or - charge.
ion
_______ATP molecule that is cellular energy.
cellular energy
What is RNA made of?
Adenine-A
Guanine-G
Cytosine-C
Uracel-U
_________community plus physical environment
ecosystem
_______molecule that carries the code for what living things look like. Inherited from parent to child
DNA
________several populations of organisms live in an area.
community
_______ weakest bond between hydrogen (H) atom that is contained in a larger molecule and atom of another large molecule
hydrogen bond
T or F
All enzymes are proteins
False
________a group of tissues performing a common function.
organ
Off spring molecules always resemble
parents
What is the study of living things?
Biology
_______a molecule or group of atoms that attaches to another molecule to give it certain properties.
functional group
_________where stored (sugar) energy is released into cellular energy.
aerobic respiration
________sense of well-being. All systems in organism are functioning within normal parameter.
homeostasis
What does ADP stand for?
Adenosine Diphosphate has less energy
________at one end of the molecule there is an amino group (NH2. One the other side of carbon we will have a carboxyl group.
amino acid
________a group of one type of species or organism lives in a given area.
population
___________when 2 or more organs perform a common function.
organ system
_________suns energy is trapped and stored as sugar. (plants)
photosynthesis
_________groups of cells, tissues, organs, and organ system.
multicellular organisms
___________the ability to extract energy from the environment, and the release of stored energy into cellular energy.
metabolism