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Quiz von Jessica Dewald, aktualisiert vor etwa 2 Monate
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Erstellt von Jessica Dewald
vor mehr als 5 Jahre
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Frage 1
Frage
If you wanted to get a lot of quick energy before a soccer match, which macromolecule would your body need to break down?
Antworten
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Protein
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Nucleic Acid
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Carbohydrate
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Lipid
Frage 2
Frage
Which type of atom is not found in lipids?
Antworten
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carbon
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phosphorous
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hydrogen
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oxygen
Frage 3
Frage
Unlike saturated fatty acids, unsaturated fatty acids contain what kind of bonds between carbon atoms?
Antworten
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double
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single
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hydrogen
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covalent
Frage 4
Frage
Unlike saturated fatty acids, unsaturated fatty acids contain what kind of bonds between carbon atoms?
Antworten
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double
-
single
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hydrogen
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covalent
Frage 5
Frage
Which are examples of carbohydrates?
Antworten
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starch, glucose, fructose
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cellulose, glycogen, protease
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cholesterol, wax, carcinogen
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trypsin, lipase, testosterone
Frage 6
Frage
What is the function of lipids?
Antworten
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used as cell receptors, enzymes, and transport molecules in the human body
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used as the main energy source for plants
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stores hereditary information in bacteria
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used as insulation for marine arctic animals
Frage 7
Frage
An enzyme _____ the activation energy needed to achieve a chemical reaction.
Antworten
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stabilizes
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raises
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lowers
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eliminates
Frage 8
Frage
An appropriate enzyme to catalyze a reaction involving the imaginary substance camelsine would be ___.
Antworten
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camelose
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cameline
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camelise
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camelase
Frage 9
Frage
Nucleotides consist of which three structures?
Antworten
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amino acids, lipids, and carbohydrates
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a sugar, a phosphate, and a nitrogen base
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glycerol, lipid, triglyceride
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adenine, cytosine, guanine
Frage 10
Frage
What elements are found in all organic molecules?
Antworten
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carbon and oxygen
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carbon and nitrogen
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carbon and hydrogen
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hydrogen and oxygen
Frage 11
Frage
The charge of the oxygen atom that makes up water is slightly ___.
Antworten
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positive
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negative
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unstable
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neutral
Frage 12
Frage
The four organic macromolecules of life include all of the following EXCEPT
Antworten
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proteins
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nucleic acids
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carbohydrates
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salts
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lipids
Frage 13
Frage
The breakdown of polymers into monomers occurs through a process known as
Antworten
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dehydration synthesis
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condensation reaction
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capillary action
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hydrolysis
Frage 14
Frage
When many monomers are linked they make up a [blank_start]polymer[blank_end].
Antworten
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polymer
Frage 15
Frage
A large polymer is also called a/an
Antworten
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macromolecule
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enzyme
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polysaccharide
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monomer
Frage 16
Frage
A substance that produces an excess of hydroxide (OH-) ions in water is a [blank_start]base[blank_end].
Antworten
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base
Frage 17
Frage
Water is classified as a [blank_start]polar[blank_end] molecule because it has a negatively charged oxygen and positively charged hydrogens.
Antworten
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polar
Frage 18
Frage
Glycogen (storage form of glucose molecules in animals), starch (storage form of glucose in plants), and cellulose (glucose monomer chain that gives rigidity to plants) are all called:
Antworten
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polypeptides
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polysaccharides
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monosaccharides
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polyanna
Frage 19
Frage
A substance that produces an excess of hydrogen (H+) ions in water is a(n) [blank_start]acid[blank_end].
Antworten
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acid
Frage 20
Frage
Select all the elements that are found in lipids.
Antworten
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carbon
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oxygen
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hydrogen
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sulur
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Nitrogen
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Phosphorous
Frage 21
Frage
Which macromolecule includes fats, oils, waxes, phospholipids, and steroids.
Antworten
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lipids
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proteins
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carbohydrates
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nucleic acids
Frage 22
Frage
Plants store glucose in the form of a polysaccharide called cellulose.
Antworten
- True
- False
Frage 23
Frage
The term hydrophobic means water fearing.
Antworten
- True
- False
Frage 24
Frage
Which of the following sugars is a disaccharide?
Antworten
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glucose
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sucrose
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fructose
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starch
Frage 25
Frage
The type of bond which holds water molecules to each other is called a [blank_start]hydrogen bond.[blank_end]
Antworten
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hydrogen bond
Frage 26
Frage
A pH of 7 signifies?
Antworten
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a salt solution
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an acidic solution
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a neutral solution
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a basic solution
Frage 27
Frage
The polar compound which is the universal solvent and has the unique properties of adhesion, capillary action, and cohesion is [blank_start]water[blank_end].
Antworten
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water
Frage 28
Frage
Lipids that are solid at room temperature are usually saturated.
Antworten
- True
- False
Frage 29
Frage
The process by which monomers link together to form polymers is called the ____.
Antworten
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polarization
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hydrolysis
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dehydration synthesis
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hydrolization
Frage 30
Frage
Which of the following is NOT a property of water?
Antworten
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nonpolar
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cohesion
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hydrogen bonding
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capillary action
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adhesion
Frage 31
Antworten
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amino
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alcohol
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carboxyl
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hydroxyl
Frage 32
Frage
Glucose, fructose and galactose are simple sugars also known as:
Antworten
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monosaccharides
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polysaccharides
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monopeptides
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polymers
Frage 33
Frage
A protein catalyst that speeds up the chemical reaction within an organism
Antworten
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homeostasis
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protein
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enzyme
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metabolism
Frage 34
Frage
Macromolecules that include sugars, starches, and cellulose
Antworten
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proteins
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nucleic acids
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lipids
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carbohydrates
Frage 35
Frage
Large complex molecules composed of many smaller molecules called amino acids are
Antworten
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lipids
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carbohydrates
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nucleic acids
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proteins
Frage 36
Frage
Which of the following is NOT one of the elements found in macromolecules?
Antworten
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nitrogen, N
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hydrogen, H
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carbon, C
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oxygen, O
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calcium, Ca
Frage 37
Antworten
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hydrocarbon
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alcohol
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carboxyl
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amino
Frage 38
Frage
What is the function of protein molecules?
Antworten
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used as cell receptors, enzymes, and transport molecules in the human body
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Insulation in animals.
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Quick source of energy
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Storing genetic information
Frage 39
Antworten
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carboxyl
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hydroxyl
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phosphate
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amino
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