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chapt two

chemistry

QuestionAnswer
what kind of charge is a proton? positive
what kind of charge is a neutron? neutral
what kind of charge is an electron? negative
why do non-ion atoms have a neutral charge? because number of protons equals number of electrons
how do you get the atomis number? the number of protons
how do you get atomic weight? average mass of protons plus neutrons
how do you get the element? substances made up of one type of atom
what is a molecule? 2 or more atoms bonded together
what is the strongest bond? covalent bond
hydrogen bonds are similar to? ionic bonds
wht is an ionic bond? attraction of charged particles
what are two types of chemical reaction? synthesis and decompositon
synthesis needs? energy
decompositon? releases energy
how much water do we contain in our body? 60-75 percent
what is plasma? water in the blood
what is a lymph? water in lymph system
what is carbon dioxide? a co2 molecule in the form of gas
what is cell respiration? energy productin within cells
what is acid? a substance that increases the concentratin of h+ ions in water
wht is base? a substance that decreases the concentration of ions in water
what do organic compounds contain? covalently and hydrogen atoms
what are antigens? markers on cell membranes
what are starches? glucose storage in animals
what is glycogen? the form of glucose storage in cell walls
what are 3 types of fats? true fats, phospholopids, and steroids
what is saturated? all carbons bonded to the maximum number of hydrogens
what is unsaturated? one or more carbons are double bonded
what are hyydrogenated fats? unsaturated fats that are converted to saturated
what is protein made up of? amino avids
what are pectide bonds? bonds between AA's
what are polypectides? chain of AA's
what is denature? loss of function
what substance is made of only one type of atom? elements
what is an example of blood plasma? a sovent
what organic molecule is an important part of cell membrane? glycogen
what molecule is used to synthesize the hormone estrogen and testosterone? protein
what elements is carbohydrates made of? carbon, hydrogen, and oxygen
wht elements provide strength in bones and teeth? I and CI
what is the wast product of cell respiration? carbon dioxide
what is the energy transfet molecule formed in cell respiration? glucose
when can an enzyme become inactive? when pH of body fluids cecome too acidic
what is the direct sourse of energy for cells? glucose
what is the smallest part of an element? a molecule
what is the normal pH range of blood? 7.40-7.50
what tow compounds are important for energy storage in the body? glycogen and true fats
intracellular fluid is the name for water found in what? lymph vessels
which trace element is most essential for oxygen transport in the blood? iron
what is a substance with only one atom? element
what molucule exists naturally as a gas? oxygen
what molucule exist naturally as a lipuid? WATER
what is a molecule that exists naturally as a solid? calcium
what bond helps maintain their three dimensional shape? justified
most abundant compound in human body? water
what does it mean when substances dissolve in water? they are solvent
what is part of hemoglobin in red blood cells? iron
what is part of the hormone thyroxin? iodine
wht is the range of a pH scale? 014 to 14
what is made by plants for energy storage? starch
what is made of one glycerol and one, two, or three fatty acids? true fat
what is a 6-carbon monosaccharide or hexose sugar glucose
what is a steroid? cholesterol
what is made of many amino acids? protein
polysaccharide for enery storage in animal cells? glycogen
what is the molecular subunits of proteins? amino acids
what is 5-carbon monosaccharides? pentose sugar
what is disaccharide? sucrose
whats the primary energy for cells? glucose
whats used for energy production? starch
whats an energy storage in subcutaneous tissue? true fats
what is bonded by peptide bonds to form proteins? amino acids
what is a diglyceride that si part of a cell membrane? phospholipid
what is part of DNA and RNA? pentose sugars
what has enzymesw and antibodies? proteins
what includes hemoglobin and insulin? cellulose
what includes sugars starch and glycogen? carbohydates
what value indicates acidity? PH
what decreases the concentration of H+ ions? base
what speeds up the rate of chemical reaction? catalyst
what inorganic chemical are needed by the body? traceelements
what is made by amino acids? protein
what minimizes changes in pH buffersystem
what is energy production within cells? cellrespiration
wht bond holds ions togeter? ionic bond
direct source of energy? glucose
what is the smallest part of an element? atom
what two thimgs are impotant for energy storage? glycogen and true fats
wht type of fluid is the water found in cells? intracellular
what does the chemical symbol Fe stand for? Iron
what does the chemiscal symbol Ca stand for? calcium
what does the chemical symbol O stand for? oxygen
what does the chemical symbol C stand for? carbon
what does the chemical symbol H stand for?` hydrogen
what does the chemical symbol K stand for? patasium
what does the chemical symbol Na stand for? sodium
what does the chemical symbol I stand for? iodine
what does the chemical symbol P stand for? phasperes
what does the chemical symbol Mg stand for? magnezium
what does the chemical symbol N stand for? nitrogen
what does the chemical symbol S stand for? sulfer
what does the chemical symbol CI stand for? chlorine
what does the chemical symbol Cu stand for? copper
what does the chemical symbol Zn stand for? ziek
what doed the chemical symbol Co stand for? copper
whan does the chemical symbol Mn stand for? mangese
what does the chemical symbol F stand for? florine
what does the chemical symbol C stand for? carbon
what does the chemical symbol H stand for? hydrogen
what does the chemical symbol K stand for? patasium
what does the chemical symbol Na stand for? sodium
what does the chemical symbol I stand for? iodine
what does the chemical symbol P stand for? phosphres
waht does the chemical symbol Mg stand for? magnesium
what does the chemicla symbol N stand for? nitrogen
what does the chemical symbol S stand for? sulfer
what does the chemical symbol CI stand for? clorene
what does the chemical symbol Cu stand for? copper
what does the chemical symbol Zn stand for? ziec
what does the chemical symbol Co stand for? copper
what does the chemical symbol Mn stand for? magnese
what does the chemical symbol F stand for? florine
Created by: jessfowler08