chemistry SOU
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| Water, , is an example of a(n) ________. | show 🗑
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| show | 1.0709
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| show | 20 ml
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| DDT was a good pesticide because ________. | show 🗑
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| Which of the following is a chemical | show 🗑
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| show | technology
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| show | Gas
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| In order to enhance your learning in chemistry, you should not ________. | show 🗑
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| show | 26 mL
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| In order to enhance your learning in chemistry, you should not | show 🗑
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| show | three
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| show | 240 kcal
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| show | Hypothesis
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| The first step in the scientific method is | show 🗑
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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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| A patients height is 170 cm which is equivalent to | show 🗑
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| One millisecond is equivalent to | show 🗑
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| show | Strengthen tooth enamel
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| show | Ozone layer in the upper atmosphere
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| show | 1300 cal
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| show | 25 miles/gallon
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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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| show | Aluminum sulfate
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| show | 8
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| Select the correct symbol for the element silver | show 🗑
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| The number of electron energy levels in a magnesium atom is | show 🗑
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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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| show | 30
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| Double and triple bonds form because | show 🗑
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| show | Carbon
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| Select the correct symbol for the element sodium | show 🗑
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| Which of the following properties is not a characteristic of the group 1A(1) elements (alkali metals) | show 🗑
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| Air is an | show 🗑
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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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| Which of the following compounds contain an ion with a 3+ charge | show 🗑
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| show | Fe
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| Calculate the molar mass of magnesium chloride, MgCl2 | show 🗑
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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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| show | 4.00 g
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| A reaction that releases energy as it occurs is classified as an | show 🗑
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| show | 6.02 X 10^23
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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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| A reaction that releases energy as it occurs in classified as an | show 🗑
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| show | Higher than that of the products
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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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| Which of the following is an example of a physical change? | show 🗑
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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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| How many grams of CO2 are produced from 125 g of O2 and excess CH4? | show 🗑
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| Consider this equation 2Mg + O2 = 2MgOthe # of moles of MgO produced when 0.20 mole of O2 reacts completely is | show 🗑
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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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| show | In bases, [OH-] is greater than [H3O+]
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| show | Hydrobromic acid
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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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| The function of a buffer is to | show 🗑
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| Which of the following is a characteristic of bases? | show 🗑
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| show | 9.0
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| show | Acids or bases are added
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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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| show | 1x 10^-8 M
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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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| show | 0.142 M
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| the correct formula for sulfuric acid is | show 🗑
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| show | H2O
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| show | Decrease
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| show | r a d
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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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| show | Uranium-235
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| show | Staying a longer time
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| show | 6 mg
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| show | Alpha particle
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| show | Aluminum-28
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| A patient received 4x10^3 mrads of iodine-131, which emits-particles. If the factor that adjusts for biological damage is 1 for β-particles, how many rems did the patient receive? | show 🗑
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| show | Beta particle
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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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| The radioactive particle that has the deepest penetration depth is | show 🗑
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| Which is not a way to minimize your exposure to radiation | show 🗑
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| show | 18 mCi
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| The half-life of bromine-74 is 25 min. how much of a 4.0 mg sample is still active after 75 min? | show 🗑
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| show | Electrons
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| The nuclear symbol that completes the equation is an 240 AM95 +? →243Bk97 +1nO | show 🗑
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| A person begins to suffer radiation sickness at an exposure level of | show 🗑
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| show | The time it takes for on-half of the sample to decay
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| When an atom of uranium-235 is bombarded with neurons, it splits into smaller nuclei and produces a great amount of energy. This nuclear process is called | show 🗑
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| Which of the following types of radiation has the highest energy? | show 🗑
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| What is the radiation particle used in the bombardment of nitrogen-14? 14N7 +? → 14C6 +1H1 | show 🗑
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| For 85 Sr 38, there are | show 🗑
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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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| show | four
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| show | Iso-propyl
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| show | Tartaric acid
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| What functional group is always found in alkaloids (such as caffeine, nicotine, and digitalis)? | show 🗑
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| show | ester
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| What is the name of the following compound? | show 🗑
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| The iupac name of CH3 – CH=CH –CH3 | show 🗑
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| show | nitrogen
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| show | Expanded structural formula
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| show | amine
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| show | CH2 –CH3
│
CH3- CH- CH- CH2 – CH3
│
CH3
3,4 dimethylhexane
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| show | double bond
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| show | A different arrangement of atoms within the molecule
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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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| What is the name of a one-carbon alkyl substituent? | show 🗑
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| show | 1-propanol and ethanoic acid
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| Which of the following is not typical of most organic compounds | show 🗑
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| Which part of soap is responsible for its ability to dissolve fats and oily dirt? | show 🗑
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| Identify the amine salt | show 🗑
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| When naming an alkene, the parent chain is the longest carbon chain? | show 🗑
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| unsaturaed fatty acids have a lower melting point than saturated fatty acids because | show 🗑
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| the fluid mosaic model of a cell membrane, the main component of a membrane is | show 🗑
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| which of the following is not a function of lipids in the human body | show 🗑
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| show | chloroform
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| which of the following lipids will give a single molecule of fatty acid when hydrolized | show 🗑
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| which of the following type of lipid describes both aldosterone and testosterone | show 🗑
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| show | cortisone
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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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| show | the nonpolar tails of the salt dissolve in the grease and the polar salts ends dissolve in water
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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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| a polyunsaturated fatty acid contains more than one | show 🗑
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| show | lower melting points
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| show | glycerol
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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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| a chain made of more than 50 amino acids is usually referred to as an | show 🗑
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| show | 37 C
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| show | alpha helix
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| show | keratin
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| most enzymes are deativated permanently above a temperature of about | show 🗑
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| show | substrate
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| show | hydrogen bonds
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| the function of myoglobin is to | show 🗑
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| on boiling, egg white becomes opaque due to | show 🗑
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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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| urea is converted to ammonia and carbon dioxide by the action of urease. what will be the effect on the rate if the temperature is lowered from 37 c to 27 c | show 🗑
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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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| show | globular proteins
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| show | negatively charged
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| which of the following is not a function of proteins | show 🗑
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| show | an oxygen carrier
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| the heme in hemoglobin is an | show 🗑
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| show | keratin
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| show | catalytic
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| show | chromosomes
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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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| paramyxovirus causes | show 🗑
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| show | a-c-c-g-t-t-g
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| in the genetic code, a codon is a sequence of | show 🗑
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| show | frame-shift mutation
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| show | u-c-u-a-c-u
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| show | adenine-thymine
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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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| translation is the process wherby | show 🗑
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| _____molecules carry protein assembly instructions from the nucleus to the cytoplasm | show 🗑
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| show | substitution mutation
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| which of the following is found in RNA but not in DNA | show 🗑
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| show | gene
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| in transcription | show 🗑
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| the amino acid that is needed for the formation of melanin is | show 🗑
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| a _____ consists of a nitrogen containing base and a sugar | show 🗑
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| show | 36
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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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| show | ketone bodies cannot be completly metabolized
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| show | pepsin
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| show | substrate level phosphorylation
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| under acid hydrolysis conditions, start is converted to | show 🗑
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| glycolysis is an ___process | show 🗑
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| maltose is a | show 🗑
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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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| the type of functional group that is found in carbohydrates is the | show 🗑
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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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| show | the glucose level in the blood is higher than normal
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| digestion of carbohydrates begins in the | show 🗑
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| show | oxidative phosphorylation
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| show | lactose
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| show | lactose
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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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| show | acetyl CoA
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| cytosol is a solution of | show 🗑
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| where specifically does glycolysis occur | show 🗑
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| show | three, NAHD molecules
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