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unit 1 vocab
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40
Biology
9th Grade
09/23/2010

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Term
science
Definition
it is a method of questioning and testing.if another scientist would reDNA. In addition, nucleotides play central roles in metabolism ...[eat the same test that you did they should get the same result
Term
experiment
Definition
a test
Term
hypothesis
Definition
what do you think is going to happen when you do it
Term
procedure
Definition
list the steps that you use so someone else can repeat it exactly like you do it
Term
observations/results/data table-
Definition
what happened
Term
conclusion
Definition
what does it all mean
Term
in
Definition
Term
results
Definition
Term
y-axis
Definition
Term
x-axis
Definition
Term
dependent varible
Definition
Term
dry mix
Definition
Term
title
Definition
what u read to understand what you are about to read
Term
dependent varible
Definition
what changes because you change the independent varible
Term
independent varible
Definition
what u change
Term
units
Definition
measurements
Term
data analysis
Definition
what trends or patterns car you find in the data
Term
scentific method
Definition
purpose,hypothesis materials.
Term
question
Definition
to ask something
Term
controlled varible
Definition
stays the same during a test
Term
uncontrolled varible
Definition
changes during experiment independent varible
Term
controlled varible
Definition
a group you compare to.dont do anything to
Term
Chemical Reaction
Definition
A process that results in substances forming or breaking into new substances
Term
Reactant
Definition
A substance that reacts (is used) in a chemical reaction
Term
Product
Definition
A substance that is produced in a chemical reaction.
Term
Element
Definition
A specific type of substance that is identified by the number of positive particles, or protons, it has.
Term
Carbohydrate
Definition
Carbohydrates are one of the main dietary components. This category of foods includes sugars, starches, and fiber.
Term
Disaccharide
Definition
Disaccharide means any of a group of carbohydrates, as sucrose or lactose that yield monosaccharide’s o...
Term
DNA
Definition
An organic substance that encodes and carries genetic information and is the fundamental element of heredity. The thousands of genes that make up each chromosome are composed of deoxyribonucleic acid
Term
Fatty Acid
Definition
are merely carboxylic acids with long hydrocarbon chains. The hydrocarbon chain length may vary from 10-30 carbons
Term
Lipid
Definition
are a broad group of naturally occurring molecules which includes fats, waxes, sterols, fat-soluble vitamins
Term
Macromolecule
Definition
is a very large molecule commonly created by some form of polymerization. In biochemistry, the term is applied to the four conventional
Term
Nucleic Acid
Definition
is a macromolecule composed of chains of monomeric nucleotides. In biochemistry these molecules carry genetic information or form structures
Term
Nucleotide
Definition
are molecules that, when joined together, make up the structural units of RNA and
Term
organic
Definition
produce and other ingredients are grown without the use of pesticides, synthetic fertilizers, sewage sludge, genetically modified
Term
Polysaccharide
Definition
are polymeric carbohydrate structures, formed of repeating units (either mono- or disaccharides) joined together by glycosides bonds.
Term
Atom
Definition
The fundamental unit of any kind of matter. It is made up of protons, neutrons, and electrons.
Term
Proton
Definition
Along with neutrons, protons make up the nucleus, held together by the strong force. The proton is a baryon and is considered to be composed of two up quarks and one down...
Term
Neutron
Definition
A particle with a neutral charge in the nucleus of an atom
Term
Electron
Definition
A negatively charged particle that continuously circles the nucleus of an atom
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