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56 Cards in this Set

  • Front
  • Back
Scientific Method
a procedure used to answer an original problem or question by identifying the problem, formulating a hypothesis and testing it including the collection of data to make conclusions
Problem
a scientific question based on observations on a proces
Hypothesis
best estimate on assumptions or answer to problem
Independent Variable
variable controlled by experimenter
dependent variable
variable that can be measured
Control group
used as comparison
Pasteur
french chemist
pasteurs process
introduced pasteurisation
discrete data
hisogram, bargraph infomration that ends
continous data
scatter/ line graph things that do not end
research question
a question regarding the issue you are discussing
data
information collected after the experiment
conclusion
brings everything together
controlled varibales
variables that are the same for everything
figure
explains the experiment and what the results mean
procedure
how the experiment is done, the process
materials
materials needed for the experiment
monomer
a molecule that can bond with other molecues to create a polymer
polymer
a molecule made up of several monomers
Carbohydrate
carbohydrates produce basic food for all living things made up of monosaccharides or single sugar like glucose
lipid
their purpose is energy storage, made up of fatty acids and glycerol
dna
deoxyribosenucleic acid, double helix strand made by a sugar phopshate backbone with hydrogen bonds with nitrogenous bases
tells cells how to behave
rna
single strand ribonucleic acid has genetic material
steroid
an example of a lipid
protein
basic functions of life, structure of living things made by aminco acids a macromolecule is polipeptide
amino acids
make up protein a organic compound made up of carboxyl and an amino
nucleic acid
carry hereditary materials, building blocks are nucleotides macromolecules dna and others
organic
contains carbon compounds found in living organisms or produced by them
fatty acids
fatty acids make up lipids
saturated is with hydrogen bonds
unsaturated: no hydrogen
cholesterol
a white crystaline substance found in animal tissues
polysaccharide
a carbohydrated made by several sugar compunds together
monosaccharide
any type of sugar
glycogen
an example of a carbohydrate
macromolecule
contains many molecule
phosphates
let plants grow part of the back bone of dna
nitrogenous bases
the bases of the double helix strand of dna
coenzyme
a coenzyme is a non protein substance that helps enzymes complete their jobs and an example is vitamins
enzyme
a type of protein substance that changes the rate of a chemical reaction lowering its activation energy
catalyst
a catalyst is a substance that changes the rate of a chemical reaction
product
the outcome of the enzyme substance complex or in other words the final substance created through and enzymatic reaction
environmental factors affecting:
temperature, denatures shape of enzyme, ph or acidic base changes shape of enzyme
reactant
original substance that has to go through the chemical reaction
activation energy
energy that that is needed for a reaction to occur
synthesis reaction
creates new substance
degradation reaction
breaks down the original substance into two
if___________ then__________________
if independent variable controlled by experimenter then dependent variable which can be measured
adenine and guanin are:
purines
thymine and ctyosine are
pyramidines
what are the main food groups?
grains, protein, extras, water, vegetables, fruits, dairy
serving size of grains
6 ounces
serving size of protein
6 ounces
serving size of extras
6 ounces
serving size of water
8 cups
serving size of fruits
2 cups
serving size of dairy
3 cups
serving size of vegetables
2.5