chemistry SOU
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| show | chemical
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| Identify the number with the most significant figures | show 🗑
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| show | 20 ml
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| show | A) it had low toxicity to animals
B) it was cheap to prepare
C) it was toxic to many insects
D) it had low toxicity to humans
E) all the above
answer is E
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| show | sugar
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| show | technology
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| Identify the state of matter that has the highest level of energy | show 🗑
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| show | wait until the night before the exam to study
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| show | 26 mL
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| show | Wait until the night before the exam to study
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| How many significant figures are in the number 0.00208? | show 🗑
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| One cup of kidney beans contains 15 g of protein, 1g of fat and 42 g of carbohydrate. How many kilocalories, up to two significant figures, does this sample contain | show 🗑
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| show | Hypothesis
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| show | Making observations
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| DDT is a type of | show 🗑
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| show | 19.3 g/ml
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| Which of the following is not considered an exact number | show 🗑
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| 650 j is the same amount of energy as | show 🗑
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| show | Make the paste white
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| show | 5 feet 7 inches
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| show | 0.01 seconds
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| Sodium monofluorophosphate is a chemical used in toothpaste to | show 🗑
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| Chloroflurocarbons are destructive to the | show 🗑
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| show | 1300 cal
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| Which of the following conversion factors is a measured number? | show 🗑
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| You notice there is more traffic between 8 and 9 in the morning. This would be an | show 🗑
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| show | Magnesium bromide
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| Select the correct symbol for the element potassium | show 🗑
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| The name of Al2(SO4)3 is | show 🗑
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| The number of valence-shell electrons in all noble gases except helium is | show 🗑
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| Select the correct symbol for the element silver | show 🗑
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| show | 3
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| show | Shape of a molecule
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| In which of these compounds is a polar covalent bond formed | show 🗑
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| The number of electron in a neutral atom with 30 protons and 34 neutron is | show 🗑
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| Double and triple bonds form because | show 🗑
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| Which of the following elements does not exist as a diatomic molecule | show 🗑
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| Select the correct symbol for the element sodium | show 🗑
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| show | Most of them are liquids at room temperature
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| show | Homogeneous mixture
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| The correct symbol for the isotope of potassium with 22 neutron is | show 🗑
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| show | Gain 1
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| The correct formula for a compound formed from the elements AL and O is | show 🗑
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| Which of the following elements is a nonmetal | show 🗑
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| show | FeCl3
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| show | Fe
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| show | 95.3
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| show | N2 +O2 →2NO
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| show | Combination
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| show | 1,2,1,4
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| What is the coefficient of hydrogen, H2, when the following equation is balanced: :Al + H2SO4 = Al2(SO4)3 + H2 | show 🗑
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| show | 24
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| A chemical equation is balanced when | show 🗑
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| Find the mass of ALCl3 that is produced when 25.0 grams of AL2O3 react with HCl according to the following equation: Al2O3 + 6HCl = 2AlCl3 + 3H2O | show 🗑
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| One mole of helium gas weighs | show 🗑
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| show | Exothermic reaction
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| How many particles does one mole of particles of any substance contain? | show 🗑
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| show | 39.1 g
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| The positive ions in the reacting compounds switch places in a | show 🗑
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| show | Exothermic reaction
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| If the reaction shown below is exothermic, the energy level of the reactants is: H2 + O2 = 2H2O | show 🗑
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| show | 4.17 moles
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| What is the molar mass of sucrose (C12H22O11)? | show 🗑
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| show | Decomposition
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| How many moles of Carbon atoms are there in 0.500 mole of C2H6 | show 🗑
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| show | Grinding coffee beans
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| show | How rapidly a reaction will occur
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| The heat content of a system is known a | show 🗑
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| show | 85.9 g of CO2
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| show | 0.40 mole
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| show | 92.0 g
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| Which of the following is a neutralization reaction | show 🗑
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| Which of the following statements correctly describes the hydronium-hydroxide in the given solution | show 🗑
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| The name given to an aqueous solution of HBr is | show 🗑
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| In a neutralization reaction | show 🗑
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| A solution with a pH of 4 is | show 🗑
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| show | 1x 10^-8M
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| show | Maintain the pH of a solution
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| show | Has a slippery, soapy feel
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| show | 9.0
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| Buffers are solutions that resist pH change when small amounts of | show 🗑
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| show | 11.7
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| What is the pH of a 0.00001 molar HCl solution? | show 🗑
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| Bile has a pH of 8.0, so the H+ concentration is | show 🗑
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| show | 2H3PO4 + 3Ca(OH)2 = Ca(PO4)2 +6H2O
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| show | NaOH, strong base
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| show | HF + NaF
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| show | a base is a proton acceptor
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| show | hydrobromic acid
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| show | 1 x 10^-2 M
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| for Kw the product of [H3O+] and [ OH-] | show 🗑
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| the pH value of arterial blood is | show 🗑
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| a 10.0 mL of 0.12 M H2SO4 is neutralized by 17.1 mL of KOH solution. The molarity of the KOH solution is | show 🗑
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| show | H2SO4
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| show | H2O
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| show | Decrease
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| The unit used to measure the amount of radiation absorbed by a gram of material is called | show 🗑
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| Nuclear reaction 126 Sn50 = 126 Sb51 +? Is an example of | show 🗑
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| A sample of l-131 decays from 12 microcuries to 3.0 microcuries in 16 days. What is half-life of 1-131? | show 🗑
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| show | gamma rays
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| The substance whose half-life is 704 million years is | show 🗑
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| show | Staying a longer time
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| Technetium-99 is a radioactive isotope used to develop pictures of internal body organs. It has a half-life of 6.02 hours. If we start with 100 mg of a technetium-99m containing compound, how much of it is still radioactive after one day? | show 🗑
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| show | Alpha particle
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| When aluminum-27 is bombarded with a neutron, a gamma ray is emitted. What radioactive isotope is produced? | show 🗑
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| show | 4 rems
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| The symbol o-1 eis a symbol used for an | show 🗑
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| show | 11,500 yr
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| Which of the following measures the biological damage of radiation | show 🗑
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| show | Gamma particle
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| Which is not a way to minimize your exposure to radiation | show 🗑
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| The dosage of technetium-99m for myocardial imaging is 280 µCi/kg of body weight. How many mCi should be given to a patient weighing 65 kg? | show 🗑
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| show | 0.50 mg
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| show | Electrons
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| show | Alpha particle
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| A person begins to suffer radiation sickness at an exposure level of | show 🗑
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| The half-life of a radioisotope is | show 🗑
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| show | fission
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| show | y-rays
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| What is the radiation particle used in the bombardment of nitrogen-14? 14N7 +? → 14C6 +1H1 | show 🗑
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| show | 38 protons and 47 neutrons
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| In the IUPAC naming system, an aldehyde is named by replacing the-e of the name of the corresponding alkane with | show 🗑
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| show | Amines, acids
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| How many valence electrons does carbon have? | show 🗑
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| What is the name for this three-carbon alkyl group? CH3 – CH- CH3 │ | show 🗑
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| What a-hydroxy acid is found predominantly in grapes? | show 🗑
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| show | amine
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| The functional group contained in the compound | show 🗑
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| show | CH3
│
CH3 –CH2 – CH2 – CH2 – CH-CH3
2-methylhexane
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| The iupac name of CH3 – CH=CH –CH3 | show 🗑
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| show | nitrogen
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| A formula that shows the arrangement of all bonds in a molecule is called an | show 🗑
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| show | amine
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| What is the iupac name for this alkane? CH2 –CH3 │ CH3- CH- CH- CH2 – CH3 │ CH3 3,4 dimethylhexane | show 🗑
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| An alkene is a carbon compound that contains a ___bond | show 🗑
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| Isomers are molecules that share the same formula and have | show 🗑
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| The functional group contained in the compound O ║ CH3-CH2-C-O-H | show 🗑
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| show | They form dimmers that are relatively stable
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| Small molecules that make up the repeat unit in polymers are called | show 🗑
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| show | methyl
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| the alcohol and carboxylic acid required to form propyl ethanoate are | show 🗑
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| Which of the following is not typical of most organic compounds | show 🗑
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| show | The hydrophobic end
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| Identify the amine salt | show 🗑
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| show | That contains both atoms of the double bond
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| show | the cis double bonds give them an irregular shape
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| show | lipid bilayer
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| which of the following is not a function of lipids in the human body | show 🗑
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| lipids are compounds that are soluble in | show 🗑
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| show | wax
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| which of the following type of lipid describes both aldosterone and testosterone | show 🗑
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| the steroid hormone that increases the blood glucose and glycogen levels from fatty acids and amino acids are | show 🗑
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| the products of hydrolysis of neutral fats are | show 🗑
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| a lipoprotein particle functions to | show 🗑
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| a fatty acid salt can act as a soap to remove grease because | show 🗑
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| show | aid in digestion
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| the synthesis of lipid takes place in the | show 🗑
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| show | triacyleglycerols
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| show | fatty acids and glycerol
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| show | double bond
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| show | lower melting points
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| which of the following is not a lipoprotein that carries nonpolar lipids throughout the bloodstream? | show 🗑
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| a triaclyglycerol that is solid at room temperature is called an | show 🗑
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| show | an amine group
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| show | protein
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| show | 37 C
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| show | alpha helix
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| show | keratin
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| show | 50 C
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| show | substrate
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| the bonds that are important in the secondary structure of a protein are | show 🗑
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| show | carry oxygen in the muscles
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| show | denaturation
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| show | shape and size
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| enkephalins, namturally produced opiates in the body, are found in | show 🗑
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| show | the rate will slow down
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| the presence of enzymes to catalyze bioreactions in our bodies allows | show 🗑
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| hemoglobin has a total of ____ protein chains in its quantenary structure | show 🗑
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| show | first
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| most enzymes are | show 🗑
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| show | negatively charged
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| show | stores the genetic information of a living organisim
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| show | an oxygen carrier
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| show | small molecule within a protein
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| the fibrous protein responsible for the structure of hair and wool is | show 🗑
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| show | catalytic
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| what is considered the library of all the blueprints for life | show 🗑
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| show | transcription
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| show | a genetic disease
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| show | mRNA
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| show | complementary to the codon on mRNA
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| show | mRNA
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| a virus does not have | show 🗑
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| show | mumps
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| show | a-c-c-g-t-t-g
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| show | three bases
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| show | frame-shift mutation
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| show | u-c-u-a-c-u
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| which one of the following base pairs is found in DNA | show 🗑
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| show | produces two molecules, each iwth half of the old DNA molecule and half with the new DNA strand joined together
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| show | hydrogen bonds
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| which of the following pairing would not occur in a DNA molecule | show 🗑
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| which of the following is a section of mRNA produced from the DNA template | show 🗑
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| show | protein is systhesized from mRNA
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| show | messenger RNA
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| the replacements of one base with another in the coding strand of DNA is called a | show 🗑
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| show | uracil
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| show | gene
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| in transcription | show 🗑
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| show | tyrosine
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| show | nucleoside
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| what is the total amount of ATP produced per molecule of glucose in cellular respiration | show 🗑
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| in the L-isomere of a fisher projection of a monosaccharide, the -OH group furthest from the carbonyl is writeen | show 🗑
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| ketosis is a condition that can occur if | show 🗑
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| the initial digestion of protein is catalzyed by an enzyme called | show 🗑
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| in step 7 of glycolysis, ATP is generated when phosphate group is transffered directly from 1,3-bisphosphoglycerate to ADP in a process known as | show 🗑
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| show | glucose
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| show | anaerobic
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| show | disaccharide
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| show | 6
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| what is a molecule said to be when the third phosphat of ATP is attached to it | show 🗑
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| show | carbonyl group
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| show | isocitrate
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| the compounds in electron transport that remove hydrogen ion and electrons from NADH are classified as | show 🗑
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| show | 36
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| hyperglycemia is a condition in which | show 🗑
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| show | mouth
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| show | oxidative phosphorylation
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| show | lactose
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| galactose is a product of enzymaic hydrolysis of | show 🗑
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| step 5 of the citric acid cycle is the hydrolysis of succinyl coA. in this reaction | show 🗑
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| the components of the electron chain do not include | show 🗑
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| cytosol is a solution of | show 🗑
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| show | cytosol
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| show | three, NAHD molecules
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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