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Chem Review 23-24 Flashcards | StudBud
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Chem Review 23-24
Chem Review 23-24
25 terms
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A review of the basics of chemistry for biology
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
Dehydration synthesis
Builds molecules by adding water
Breaks down molecules by adding water
Breaks down molecules by removing water
Builds molecules by removing water
2
Iodine was used in the banana lab because
It stains starch
It stains all carbohydrates
It stains bromelin
It stains glucose
3
C
18
H
24
O
2
is which of the following?
Lipid
Carb
Protein
4
This macromolecule is used for insulation of organs
Carb
Protein
Lipid
5
Which of the following is NOT a lipid?
Triglyceride
Chitin
Phospholipid
Steriod
6
What macromolecule is this?
Lipid
Carb
Protein
7
Enzymes can be denatured with (pick the best answer):
Change in pH
Change in heat
Change in pressure
Change in heat or pH
8
The Oxygen in a water molecule carries what charge?
neutral
positive
negative
9
Which is
not
a monomer
fatty acid
monosaccharide
phospholipid
amino acid
10
C
6
H
14
N
2
O
2
is which of the following?
Carb
Lipid
Protein
11
What macromolecule is this?
Protein
Carb
Lipid
12
C
6
H
12
O
6
is better known as:
Fructose
Galactose
Glucose
All of the above
13
Lactase (found in lactaid) does what?
Breaks down lactose into glucose and galactose
Breaks down protein fibers in gelatin
Stores glucose in bananas
Builds lactose from glucose and galactose
14
What macromolecule is this?
Carb
Lipid
Protein
15
Lakes freeze over in winter demonstrates this property of water.
Cohesion
High Heat Capacity
Solid is Less Dense
Excellent Solvent
16
C
12
H
22
O
11
is which of the following?
Protein
Lipid
Carb
17
Water forming droplets demonstrates this property of water.
Adhesion
Solid is less dense
Cohesion
High heat capacity
18
This type of bond attracts two water molecules to each other
ionic bond
covalent bond
family bond
hydrogen bonding
19
What macromolecule is this?
Lipid
Carb
Protein
20
Water sticking to glass demonstrates this property of water.
Cohesion
Excellent solvent
Adhesion
High heat capacity
21
An enzyme
increases activation energy
is a carbohydrate
can do hydrolysis but not dehydration synthesis
speeds up a chemical reaction
22
Yeast are able to digest which carbohydrate, producing CO2?
Galactose
Glucose
Lactase
Lactose
23
Which of the following is NOT a carb?
Cellulose
Triglyceride
Glycogen
Chitin
24
This process helps you digest your food
Hydrolysis
Dehydration synthesis
25
Bromelin, found in pineapple, is
A carbohydrate that breaks down proteins found in Jell-o
An enzyme that builds up proteins found in jell-o
An enzyme that breaks down proteins found in jell-o
A substrate that breaks down proteins found in jell-p
