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Chemistry of Life
Chemistry of Life
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Review for Unit 1 - Chemistry of Life
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
In science class, what makes something organic?
Having no pesticides
Having carbon
Having oxygen
Having nitrogen
2
What happens to most enzymes in extreme conditions?
Stop working (denature)
Work better (increase chemical reaction speed)
3
What does all matter have in common?
Made of carbon
Made of oxygen
Made of phosphorous
Made of atoms
4
Why are enzymes like divas?
They travel with an entourage.
They have to work hard to keep their shape.
They only work under optimal conditions.
They sing well.
5
What is the most abundant element found in all living things?
Carbon
Oxygen
Nitrogen
Hydrogen
6
What polysaccharide stores energy in animals?
Glycogen
Cellulose
Starch
Cellulite
7
What molecule connects to three fatty acids to make a lipid?
Glycogen
Glycerin
Glyceride
Glycerol
8
What is the name for a carbohydrate monomer?
Monoamino acid
Monosaccharide
Mononucleic acid
Polysaccharide
9
What do carbohydrates do?
Make up our bones and muscles
Provide us with energy
Carry genetic information
Hydrate us
10
Nitrogen is found in which of the following macromolecules?
Monosaccharides
Carbohydrates
Proteins
Lipids
11
What is another name for an enzyme?
Catalyst
Protein
Macromolecule
Speed machine
12
What is the average body temperature for a human?
37 degrees Celsius
98.6 degrees Celsius
98.6 degrees Fahrenheit
37 degrees Fahrenheit
13
What is the name of this unit?
Macromolecules
Chemistry of Life
Organic Molecules
Elements
14
Which macromolecule group contains genetic information?
Lipids
Carbohydrates
Proteins
Nucleic Acids
15
What do enzymes speed up?
Water bonding
Passing of genetic information
Dissolving
Chemical reactions
16
What polysaccharide stores energy in plants?
Cellulose
Cellulite
Starch
Glycogen
17
What are the building blocks of DNA molecules?
Nucleotides
Monosaccharides
Amino Acids
RNA
18
Why is carbon such an important (and special) element?
It can bond to literally anything.
It can make four stable double bonds.
It can make three stable bonds.
It can make four stable bonds.
19
What is one of the jobs that proteins do?
Control the rate of reactions
Provide energy
Carry genetic information
Provide insulation
20
What determines a molecule's function?
Its DNA
Its name
Its molecular shape
The number of atoms
