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Question and answer
Q: An enzyme is a large polysaccharide carbohydrate protein nucleic acid molecule
A: B. proteins
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Original conversation
User: An enzyme is a large polysaccharide carbohydrate protein nucleic acid molecule

Weegy: B. proteins
bikbak04|Points 942|

User: A protein may consist of as many as _____ amino acid molecules. 500 2,000 5,000 48

Weegy: The answer is C) 5,000 A protein may consist of as many as 5,000 amino acid molecules.
scossing831|Points 50|

User: In addition to the elements found in carbohydrates, proteins contain the element nitrogen. True False

User: Which of the following statements is correct? RNA contains the genetic code. RNA reads and translates the DNA code. DNA reads and translates the RNA code. DNA synthesizes protein.

Weegy: B. RNA reads and translates DNA code
IfNotSo|Points 7291|

User: Polysaccharides are simple sugars. True False

Weegy: FALSE Polysaccharides are NOT simple sugars.



User: _____ are the building blocks of protein. Carbohydrates Lipids Amino acids Nucleic acids

Weegy: AMINO ACIDS are the building blocks of protein.



User: Because enzymes have high specificity, fewer than fifteen are required by any organism. True False

User: Enzyme molecules react with reactants to produce substrates. True False

User: All proteins carry the genetic codes that determine the structure and function of an organism. True False

User: In a protein molecule, the number of amino acid molecules may be as few as _____. 5 500 50 5,000

Weegy: In a protein molecule, the number of amino acid molecules may be as few as A.5
stan_r|Points 1382|

User: Which of the following serve as enzymes? carbohydrates lipids nucleic acids proteins

User: If one amino acid in a protein sequence is changed, what could happen? It could become a carbohydrate. Normal bodily functions can change. Proteins are so complex that one amino acid won't make a difference.

Weegy: Normal bodily functions can change.
Fanboy|Points 2821|

User: Which of the following serve as antibodies? carbohydrates lipids nucleic acids proteins

Weegy: d) Proteins serve as antibodies.
andrewpallarca|Points 21101|

User: Which of the following is the most abundant source of carbohydrates? vegetables butter beef fish

User: Which of the following can be used as lamp oil? carbohydrates lipids nucleic acids proteins

User: Enzyme, antibody, hormone, and muscle are roles played by _____. carbohydrates proteins lipids nucleic acids

Weegy: nucleic acids
zuni123|Points 60|

User: A _____ accelerates a chemical reaction in a cell. substrate catalyst buffer

User: Bonds between amino acids are what type of bonds? covalent peptide hydrogen ionic

Weegy: Bonds between amino acids are b.) peptide bonds.
andrewpallarca|Points 21101|

User: Which of the following insulate against the cold? carbohydrates lipids nucleic acids proteins

User: Score: Carbohydrates are converted to energy by the process of hydrolysis. True False

User: The largest molecules in organisms are _____. carbohydrates proteins lipids nucleic acids

Weegy: acids is the answer



User: Which of the following provide the most readily available energy? carbohydrates lipids nucleic acids proteins

Weegy: Carbohydrates provide the most readily available energy.



User: The synthesis of giant molecules from components of repeating units is _____. polymerization hydrolysis

User: Lipids are water-soluble. True False

Weegy: Lipids are water-soluble. ANSWER: "False". Source:
beezy_187|Points 461|

User: Sugar is a component of which of the following? carbohydrates lipids nucleic acids

User: Pure substances that have properties entirely different from the atoms that make it up are _____. diatomic molecules compounds neurons photons

Weegy: Pure substances that have properties entirely different from the atoms that make it up are B.compounds
latefisher|Points 3420|

User: Oxygen has an atomic number of 8. The n = 1 energy level has two electrons, and the n = 2 energy level has six electrons. Oxygen's valence is _____. +2 -2 +1 -1

Weegy: A.+2
Sunshiineluv|Points 678|

User: 1. Na++ Cl-? NaCl synthesis reaction 2. CCl4? C + 2Cl2 exchange reaction 3. H+Cl-+ Na+OH-? Na+Cl-+ H2O decomposition reaction 4. ADP + P + EATP reversible reaction Question #4MultipleChoice Score: The bond formed when electrons are shared is called a(n) _____. ionic bondhydrogen bondcovalent bond Question #5MultipleChoice Score: In general, life needs to maintain a pH level between _____. 1 - 45 - 89 - 14 Question #6MultipleSelect Score: Select all that apply. Proteins _____. contain carbon, hydrogen, oxygen, and nitrogen.consist of amino acidsare derived from fruits and vegetablesare part of antibodies Question #7MultipleChoice Score: Most molecules that contain carbon are _____. organicinorganiccompoundsminerals Question #8MultipleChoice Score: The smallest unit that retains the properties of an element is a(n) _____. atommoleculeprotoncompoundneutronelectron Question #9MultipleChoice Score: The atomic mass of an element whose atoms consist of seven protons, eight neutrons, and seven electrons is _____. 7141522 Question #10MultipleChoice Score: When dissolved in water, acids release _____ and bases release _____. hydrogen ions; hydroxyl ionshydroxyl ions; hydrogen ions Question #11MultipleChoice Score: Positive ions are called _____, and negative ions are called _____. anions; cationscations; anions Question #12MultipleChoice Score: Table salt is the result of a(n) _____. covalent bondionic bondhydrogen bond Question #13MultipleChoice Score: The law of mass action suggests that _____. the higher concentration of molecules, the faster a reaction can occurheat affects the rate of chemical reactionequal amounts of reactants yield equal amounts of products Question #14MultipleChoice Score: Fluorine has seven electrons in its outer energy level. According to the octet rule, _____. it wants to take on another electronit wants to give up an electronits outer energy level is full Question #15MultipleChoice Score: Atoms have a tendency to complete their outer energy level. This is known as _____. decompositionsynthesisthe octet rulethe rule of electrons Question #16MultipleChoice Score: The tendency of water molecules to attract one another due to polarity is called _____. ionic bondinghydrogen bondingcovalent bondingchemical bonding Question #17MultipleChoice Score: Helium has an atomic number of two, so its outer energy level is full. Helium is considered _____. neutralinertan aniona cation Question #18MultipleSelect Score: Select all that apply. The three subatomic particles are _____. neuronsphotonsprotonsneutronschargeselectrons Question #19MultipleChoice Score: Na+ and Cl- are ions formed from _____. salt dissolved in waterchlorine dissolved in watercationsanions Question #20MultipleSelect Score: Select all that apply. Lipids _____. consist of fats, phospholipids, and steroidsinclude cholesterol and saturated fatsare primarily sugar and starchesare the most highly concentrated source of energy Question #21MultipleChoice Score: The part of the atom that carries a negative charge is the _____, and the part that carries a positive charge is the _____. neutron; protonelectron; protonneutron; electronproton; neutron Question #22MultipleSelect Score: Select all that apply. Which of the following properties of carbon give it particular importance to life? It's very cohesive and adhesive.It can form polymers like carbohydrates, lipids, proteins, and nucleic acids.It can regulate temperature.Decomposition of molecules can occur readily, releasing needed energy. Question #23MultipleSelect Score: Select all that apply. Enzymes _____. are not required to sustain the life of an organismact as catalysts in chemical reactions of cellsinteract with specific substrates like a lock and keycan lower the required activation energy for reactions in living organisms Question #24MultipleChoice Score: The atomic number is the _____. atomic massnumber of neutronsprotons plus the neutronsnumber of protons Question #25MultipleChoice Score: The number of protons plus the number of neutrons equals the _____. atomic numberatomic massatomic weightatomic neutrality Question #26MultipleChoice Score: Biochemistry is the study of _____. energy and matter within living organismsenergy and matter of earthenergy and chemicalschemical reactions and bonds Question #27MultipleChoice Score: The smallest unit of a compound is a(n) _____. atomcellmoleculeproton Question #28MultipleChoice Score: Heat applied to reactants causes a faster chemical reaction. Heat is considered _____. chemical equilibriumthe law of mass actionactivation energy Question #29MultipleChoice Score: The most abundant elements in the body are hydrogen, oxygen, carbon, and _____. calciumsulfurnitrogenboron Question #30MultipleChoice Score: Approximately _____ elements occur naturally on earth. 117259282 Question #31MultipleSelect Score: Select all that apply. Nucleic acids _____. are the largest of the four main biological macromoleculesdetermine whether an organism is a bacterium, tree, mouse, or humanare the building blocks of proteinsconsist of DNA and RNA Question #32MultipleChoice Score: Which of the following is a property of water? polar moleculeregulates temperatureuniversal solventall of the above Question #33MultipleChoice Score: Zero on a pH scale is very _____, and 14 on a pH scale is very _____. acidic; basicbasic; acidic Question #34MultipleSelect Score: Select all that apply. Carbohydrates _____. in the body are primarily fatsare primarily sugars and starchesare the most readily available source of energy for organismsare the largest of the four main biological macromolecules Question #35MultipleChoice Score: In a reverse reaction, products are formed from reactants and reactants are formed from products. When they yield the same amount, _____. chemical equilibrium is reachedit is called the law of mass actionactivation energy is released Question #36TrueFalse Score: An atom that has gained or lost electrons is called an ion. TrueFalse

Weegy: Please ask one question at a time.
jeifunk|Points 9419|

User: The bond formed when electrons are shared is called a(n) _____. ionic bond hydrogen bond covalent bond

Weegy: hydrogen
Mitchell|Points 4416|

User: In general, life needs to maintain a pH level between _____. 1 - 4 5 - 8 9 - 14

Weegy: 3-3 = 0
andrewpallarca|Points 21101|

User: In general, life needs to maintain a pH level between _____. 1 - 4 5 - 8 9 - 14

Weegy: 3-3 = 0
andrewpallarca|Points 21101|

User: Select all that apply. Proteins _____. contain carbon, hydrogen, oxygen, and nitrogen. consist of amino acids are derived from fruits and vegetables are part of antibodies

Weegy: OXYGEN
ginmont123|Points 20|

User: Score: Most molecules that contain carbon are _____. organic inorganic compounds minerals

Weegy: answer is A. Most molecules that contain carbon atoms are considered to be organic molecules. -The Main difference is that organic compounds contain Carbon. Inorganic compounds don't. [ Organic: a molecule with carbon Inorganic: a molecule without carbon Read more: and ]
piash|Points 3199|

User: The smallest unit that retains the properties of an element is a(n) _____. atom molecule proton compound neutron electron

User: The atomic mass of an element whose atoms consist of seven protons, eight neutrons, and seven electrons is _____. 7 14 15 22

Weegy: the number of protons in the nucleus
cindy23|Points 3371|

User: The atomic mass of an element whose atoms consist of seven protons, eight neutrons, and seven electrons is _____. 7 14 15 22

Weegy: the number of protons in the nucleus
cindy23|Points 3371|

User: When dissolved in water, acids release _____ and bases release _____. hydrogen ions; hydroxyl ions hydroxyl ions; hydrogen ions

Weegy: Acids "donates" hydrogen ions when dissolved in water.
eturker|Points 2883|

User: Table salt is the result of a(n) _____. covalent bond ionic bond hydrogen bond

Weegy: hydrogen
Mitchell|Points 4416|

User: The law of mass action suggests that _____. the higher concentration of molecules, the faster a reaction can occur heat affects the rate of chemical reaction equal amounts of reactants yield equal amounts of products

Weegy: C.equal amounts of reactants yield
itstud|Points 170|

User: Fluorine has seven electrons in its outer energy level. According to the octet rule, _____. it wants to take on another electron it wants to give up an electron its outer energy level is full

Weegy: A. It will want to take on another electron. Adding a second electron to chlorine requires energy, energy which cannot be recovered by formation of a chemical bond. [ The result is that chlorine will very often form a compound in which it has eight electrons in its outer shell (a complete octet). ]
Sexymobile|Points 10|

User: Atoms have a tendency to complete their outer energy level. This is known as _____. decomposition synthesis the octet rule the rule of electrons

Weegy: C.the octet rule. The octet rule is a simple chemical rule of thumb that states that atoms tend to combine in such a way that they each have eight electrons in their valence shells
migzptz|Points 7495|

User: The tendency of water molecules to attract one another due to polarity is called _____. ionic bonding hydrogen bonding covalent bonding chemical bonding

Weegy: b. hydrogen bonding
aljerald03|Points 53|

User: Helium has an atomic number of two, so its outer energy level is full. Helium is considered _____. neutral inert an anion a cation

Weegy: Helium is considered neutral.
sharpies|Points 8827|

User: Select all that apply. The three subatomic particles are _____. neurons photons protons neutrons charges electrons

Weegy: only proton
thewolf010|Points 1160|

User: The three subatomic particles are _____. neurons photons protons neutrons charges electrons

Weegy: only proton
thewolf010|Points 1160|

User: Na+ and Cl- are ions formed from _____. salt dissolved in water chlorine dissolved in water cations anions

Weegy: The answer is salt dissolved in water
scijoe21|Points 2275|

User: Select all that apply. Lipids _____. consist of fats, phospholipids, and steroids include cholesterol and saturated fats are primarily sugar and starches are the most highly concentrated source of energy

User: Select all that apply. Lipids _____. consist of fats, phospholipids, and steroids include cholesterol and saturated fats are primarily sugar and starches are the most highly concentrated source of energy

User: The part of the atom that carries a negative charge is the _____, and the part that carries a positive charge is the _____. neutron; proton electron; proton neutron; electron proton; neutron

User: Score: Select all that apply. Which of the following properties of carbon give it particular importance to life? It's very cohesive and adhesive. It can form polymers like carbohydrates, lipids, proteins, and nucleic acids. It can regulate temperature. Decomposition of molecules can occur readily, releasing needed energy.

Weegy: The answer is all of them except for regulating temperature. D.Decomposition of molecules can occur readily, releasing needed energy.
Princess Mel|Points 300|

User: Select all that apply. Enzymes _____. are not required to sustain the life of an organism act as catalysts in chemical reactions of cells interact with specific substrates like a lock and key can lower the required activation energy for reactions in living organisms

Weegy: An Enzyme is not required to sustain the life of an organism
innersource|Points 7205|

User: The atomic number is the _____. atomic mass number of neutrons protons plus the neutrons number of protons

Weegy: The atomic number tells you the number of protons an element has. [ ]
piash|Points 3199|

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Asked 4/16/2013 11:44:55 AM
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