Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
84 Cards in this Set
- Front
- Back
enzyme
|
special that speed up chemical reactions of a cell to biologically useful raters (biological catalyst)
|
|
substrate
|
in enzymatic reaction, the substrate is something that is acted upon
|
|
active site
|
the place on the place enzyme where the substrate attaches and where the reaction takes place
|
|
organic
|
molecules containing carbon and hydrogen
|
|
catalyst
|
substance that speeds up the rate of a chemical reaction without begin change used or attered in the reaction
|
|
protons = electron =atomic number
|
elements on the periodic table are according to atomic number also ____ and _____
|
|
mass number =
|
protons plus neutrons
|
|
neutrons=
|
mass - atomic number
|
|
organic compounds contain the element __________
|
cabon
|
|
carbonhydrates contiain the three elements
|
cabon, hydrogen, oxygen
|
|
carbon, hydrogen, oxygen are found in a _____ ratio in carbohydrates
|
1:2:1
|
|
simples sugar are
|
monosaccharides
|
|
example of monosaccharides are
|
glucose, fructose, and galactose
|
|
two monosaccharides chemically combined
|
dissacharides
|
|
examples of dissacharides
|
sucrose and lactose
|
|
three or more monosaccharides chmically combined
|
polyaccharide
|
|
examples of polyaccharide
|
cellutose and chitin
|
|
needed for quick energy
|
carbohydrates
|
|
types od carbohydrates
|
sugar and starches
|
|
sugar end in the letters
|
-ose
|
|
carbohydrates compounds contain
|
the element carbon
|
|
carbon is found in all
|
organic compounds
|
|
body quick energy
|
carbohydrates
|
|
plants store excess energy in the form of
|
unsaturated fats
|
|
starch is used to store
|
energy in plants
|
|
types of lipids
|
fats, oils, waxes, steroids
|
|
they do not disslove in water
|
lipids
|
|
fats are made up of
|
glycerol and three fatty acids
|
|
used to store excess energy in animals and to regluate specific body functions
|
saturated fats
|
|
contains twice as much energy as carbohydrates
|
fats
|
|
contain half as energy as fats
|
carbs
|
|
lipids are needed to
|
stored energy and protection
|
|
fats have only single bonds
|
monosaccharides
|
|
fats have double and/or triple bonds
|
dissacharides
|
|
saturated fats contain only ____ bonds and are solid at ropom temperature
|
one
|
|
unsaturated fats contain_____ and/or _____ bonds and are liquid at room temperature
|
double and triple
|
|
easier to digest
|
unsaturated fats
|
|
plants store energy as _____ which is a type od carbohydrates
|
starch
|
|
lipids and carbohydrates are both______ componds, which of means they are made up od element carbon
|
organic
|
|
______ are also organic componds, however they are made up of amino acids
|
lipids
|
|
building blocks of protein
|
amino acids
|
|
protein are made up of 21 different kinds of
|
amino acid
|
|
nedded to growth and maintenance
|
protein
|
|
protein are made up of
|
amino acids
|
|
amino acids have three parts:
|
amino group, carboxyl group , and side group
|
|
amino group is
|
NH2
|
|
carboxyl group is
|
COOH
|
|
compound contain carbon
|
organic
|
|
carbohydrates,lipids and poteins are all ________, meaning they are carbon base
|
organic compound
|
|
DNA aand RNAare two types of
|
nucleic acid
|
|
DNA stands for
|
deoxyribonucleic acids
|
|
RNA stands for
|
ribonucleic acids
|
|
nucleic acids are made up with repeating
|
nucleotides
|
|
the three parts of a nulceotides are
|
sugar, phosphate, and nitrogen base
|
|
DNA has four nitrogen base they are
|
thymine, adenine,cytosine,and guanine
|
|
RNA has four nitrogen base they are
|
uracil,adenine, cytosine, and guanine
|
|
DNA's sugar is called
|
deoxyribose
|
|
RNA's sugar is called
|
ribose
|
|
a double stranded molecules
|
DNA
|
|
a single stranded molecules
|
RNA
|
|
organic molecules contains
|
carbon
|
|
carbhydrates are needed for
|
energy
|
|
lipids are needed for
|
stored energy and protection
|
|
proteins are needed for
|
structure and amino acids
|
|
there are ___ different amino acids
|
3
|
|
DNA carries the _____ information in a cell
|
genetic
|
|
smallest part of an element that still retain all the properites of the elements
|
atom
|
|
the simplest form of matter
|
elements
|
|
there are ____ naturally accuring elements on earth
|
92
|
|
three basic partsof an atom are the
|
proton, electron, neutrons
|
|
proton
|
positive charge, mass 1 amu found on the inside of the necleus
|
|
electron
|
negative charge, mass 0 amu found on the outside of the necleus in a electron cloud
|
|
neutron
|
no electrical charge, mass 1amu found on the inside of the necleus
|
|
elements consistes of ________ letters
|
1 or 2
|
|
the first letter of symbol is always
|
capiatalized
|
|
the second letter of symbol is always
|
lower case
|
|
C is the symbol for
|
carbon
|
|
Ag is the symbol for
|
silver
|
|
atoms of the same element that have different numbers of neutrons are called
|
isotopes
|
|
isotopes are atom with the same number of protons (meaninf the same element) but differnet numbers of
|
neutrons
|
|
cabon atom has 6 neutrons and carbon aton has 8 neutron they are
|
isotopes
|
|
a chemical bond in which electrons are lost and gained is called
|
ionic bond
|
|
a covalent bond is one in which electrons are
|
shared
|
|
stronger than ionic bonds
|
convalent bonds
|