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TAKS Science Vocabulary
taks vocabulary
92
Biology
10th Grade
04/12/2010

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Term
Carnivore
Definition
Eats meat only
Term
Cilia
Definition
Hairs on an organism thats helps it to move.
Term
Co-dominance
Definition
Traits of both parents are presented in the child(black rat+white rat=black and white rat)
Term
Commensalism
Definition
I help you,you do nothing(bird in a tree)
Term
Competition
Definition
When two species compete against each other.
Term
Complete Dominance
Definition
One dominant trait,one recessive trait
Term
Deletion Mutation
Definition
When part of a gene or DNA is deleted
Term
Diffusion
Definition
Passange of a material across a membrane
Term
DNA
Definition
Deoxyribonucleic acid
Term
Eukaryotic
Definition
Organism with a nucleus
Term
Evolution
Definition
Slow change in the genes of an organism over time
Term
Extinction
Definition
When a species ceases to exist
Term
Flagellum
Definition
Tail
Term
Gamete
Definition
Sez cells(sperm and egg)
Term
Genotype
Definition
What the genes of an organism say
Term
Herbivore
Definition
Keeping a cell in equilibrium.
Term
Immunity
Definition
A resistance to a virus or bacteria.
Term
Incomplete Dominance
Definition
Traits or parents are blended?(black rat+white rat=gray rat)
Term
Insertion Mutation
Definition
When something is inserted into a gene or DNA
Term
Meiosis
Definition
Division of a cell into sex cells(1/2 original genes)
Term
Mitosis
Definition
Division of a cell(same number of original genes)
Term
Milticellular
Definition
Many cells in a organism
Term
Mutation
Definition
Change in the genetic code(DNA or genes)
Term
Mutualism
Definition
I help you,you help me(bacteria in your intestines)
Term
Nitrogen Bases
Definition
A,G,T,C
Term
Nucleotides
Definition
A,G,T,C
Term
Omnivore
Definition
Eats meat and plants
Term
Osmosis
Definition
Passage of water across a membrane
Term
Parasitism
Definition
I help you,you hurt me(tapeworm,mosquito)
Term
Phenotype
Definition
What an organism looks like
Term
Photosynthesis
Definition
Way a plant makes food using sunlight
Term
Predation
Definition
Predator/prey relationship,I hurt you ,you die(Lion and a gazelle)
Term
Precipitation
Definition
Rain,snow,sleet:stuff falling from the sky
Term
Primary
Definition
First level
Term
Prokaryotic
Definition
Organism with no nucleus
Term
Replication
Definition
Making a copy of DNA
Term
RNA
Definition
Ribonucleic acid
Term
Secondary
Definition
Second level
Term
Sex-linked Dominance
Definition
Trait attached to X or Y chromosomes
Term
Single-celled
Definition
A one celled organism
Term
Speciation
Definition
When one species separates into other species
Term
Tertiary
Definition
Third level
Term
Transcription
Definition
Making RNA from DNA
Term
Translation
Definition
Making proteins from RNA
Term
Translocation Mutation
Definition
When part of a gene or DNA breaks off and switches with another part
Term
Virus
Definition
Puts its DNA into a host cell
Term
Boiling Point
Definition
Temperature at which substance boils
Term
Bouyancy
Definition
Upward force a fluid exerts on an obejct
Term
Corrisive
Definition
Eats away at a substance
Term
Covalent Bond
Definition
Bond where electrons are shared between atoms(between 2 nonmetals)
Term
Density
Definition
How close together the molecules are
Term
Flammable
Definition
Can catch on fire
Term
Frezzing Point
Definition
Temperature in which a substance frezzes
Term
Ionic Bond
Definition
Molecule with no poles (only dissolves other nonpolar molecules,oil is best example)
Term
Oxidation
Definition
To rust
Term
pH
Definition
Used to determine if a substance is an acid or base(litmus paper)
Term
Phase
Definition
Solid,liquid or gas
Term
Physical Change
Definition
Substance changes how it looks,but remains the same substance
Term
Polar Molecule
Definition
Molecule thats has poles(positive and negative,only dissolves other polar molecuales,water most common example)
Term
Products
Definition
Things you get out of a reaction
Term
Solubility
Definition
The amount of solute that can dissolve in a solvent
Term
Solute
Definition
Stuff that dissolves
Term
Solvent
Definition
Stuff that does the dissolving
Term
Toxic
Definition
Poisonous
Term
Valance Elctrons
Definition
Electrons in the outer shell of an atom
Term
Viscosity
Definition
Resistance of a fluid to flow(High viscosity=low flow)
Term
Absorption
Definition
Wave is absorbed and disappears
Term
Acceleration
Definition
Change in velocity
Term
Conduction
Definition
Heat transfer by direct contact of particles
Term
Conservation Of Mass
Definition
Mass can be created or destroyed
Term
Convection
Definition
Heat transfer by current(only in liquid or gas)
Term
Diffraction
Definition
Wave is bent when it passes around an abstacle or through a hole in it
Term
Inertia
Definition
Objects tend to keep doing what they were doing
Term
Polarization
Definition
Elimination of all directions of of light but one
Term
Pressure
Definition
Force over an area(area goes up,pressure goes down)
Term
Radiation
Definition
Heat transfer by electromagnetic waves(can happen in space)
Term
Reflection
Definition
Wave hits a barrier and bounces off
Term
Refraction
Definition
Wave is bent when it passes into a new substance
Term
Resonance
Definition
Forced vibration
Term
Accurate
Definition
Values of measurement are close to each other
Term
Benefit
Definition
Good side of an occurrence
Term
Binary
Definition
Involves two things
Term
Control Group
Definition
Group you don't do anything to in an experiment
Term
Duplication
Definition
Make a copy
Term
Fission
Definition
To break part
Term
Fusion
Definition
To join together
Term
Hydro
Definition
Involves water
Term
Hypothesis
Definition
Educated guess
Term
Moderate
Definition
Middle of the road
Term
Precise
Definition
Value of a measurement close to the actual value
Term
Synthesize
Definition
Make
Term
Thrive
Definition
Do well
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