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Test 2 Review 2024 Flashcards | StudBud
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Test 2 Review 2024
Test 2 Review 2024
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Scientific Method Biochemistry
Flashcards
44 cards
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Practice quiz
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Questions
44
Answers
1
The monomer that makes up a protein is called a/an
DNA
nucleotide
monosaccharide
amino acid
2
Enzymes can become denatured by which 2 things
Temperature and digestion
temperature and pH
pH and Mrs. D
pH and digestion
3
A single unit that joins together to form a polymer is called
nucleotide
monomer
fatty acid
polymer
4
What is the SPACE called where the substrate connects to the enzyme?
Adhesion site
Active site
5
What are the intervals for the Y-axis?
count by 2's
count by 1's
count by 5's
count by 10's
6
What is this a picture of
Proteins
Carbohydrates
Nucleic Acids
Lipids
7
Which of the following is NOT a function of proteins?
store and transmit genetic information
help to fight disease- antibodies
enzymes
used to form bones & muscles
8
Nucleotides are the building blocks of
Lipids
Amino Acids
Nucleic Acids
Proteins
9
A student collected data from an experiment on muscle fatigue. In order to interpret these data, the student should
organize the data into a table or graph
recalculate the data so that the numbers are easier to work with
ignore the data because they do not support their hypothesis
share the data with a student who has none
10
Starches like bread, pasta, and rice
Proteins
Nucleic acids
Lipids
Carbhydrates
11
The Biuret qualitative test shows the presence of which biomolecule?
Lipids
Starch
Protein
Reducing sugars
12
An enzyme is a ___________.
carbohydrate
protein
lipid
nucleic acid
13
What does denature mean?
to slow down
to change shape
to rearrange your substrates
to rotate
14
All organic compounds contain the elements
C, M, P
C and H
C.H. and O
C, H, O, N, P
15
What color does iodine turn when a solution is positive for starch?
purple/black
pink
orange
green
16
How do different pH values of soil will affect the growth of tomato plants? In this experiment, the DV is?
pH of the soil
height of the tomato plants
pH of enzymes in tomato leaf cells
specific variety of tomato plants used
17
How do you increase the validity of an experiment?
increase the height of participants in each group
increase the number of variables
change the hypothesis
repeat the investigation several times
18
Sugars
Proteins
Nucleic Acids
Carbs
Lipids
19
Fats (animal fat) and waxes (butter) and oil
Nucleic Acids
Proteins
Lipids
Carbs
20
What is this a picture of?
Proteins
Carbohydrates
Lipids
Nucleic Acids
21
What is this a picture of?
Carbohydrate
Lipids
Protein
Nucleic Acids
22
Which colour is iodine indicator?
colourless
green
amber
blue
23
Iodine indicator tests for ______________
proteins
starch
salt
glucose
24
Which of the following is the substrate?
C
A
B
25
What is this a picture of
Proteins
Carbohydrates
Nucleic Acids
Lipids
26
Which of the letters below is the enzyme?
C
A
B
27
C, H, O, N, P are the elements in
Watermelons
Nucleic Acids
Carbohydrates
Texas
28
If a word ends in OSE that mean it is a __________
sugar
protein
lipid
DNA
29
Egg whites & meat
proteins
carbs
lipids
nucleic acids
30
DNA and RNA
lipid
protein
nucleic acid
Carbs
31
Enzymes are very specific and only work with certain _________ ?
people
chemicals
cataylst
Substrates
32
A glycerol and 3 fatty acids is the monomer name for
lipids
proteins
carbohydrates
nucleic acids
33
What element is in Protein but not Carbs or Lipids?
ninjas
Nitrous oxide
nitrogen
phosphorous
34
Which of the following is the main quick energy for living things?
carbohydrates
proteins
nucleic acids
lipids
35
Long term energy and insulation for animals
Carbs
Proteins
Nucleic Acids
Lipids
36
Benedict's solution is used to test for what?
Complex sugars
Mountain Dew
Starch
Simple sugars
37
If a word ends in -ase, it is most likely a/an
sugar
lipid
enzyme
starch
38
Which molecule causes an orange-brown color change to Benedict's solution?
simple sugars
lipids
proteins
starch
39
If you have a substance and you add biuret and it turns ___________, then you have a protein.
black
lavender
yellow
blue
40
Enzymes ______ ______ chemical reactions.
stop the
slow down
do not change
speed up
41
Monosaccharide means
Many sugars
one sugar
three sugars
Mono startches
42
What is the monomer of a carbohydrate called?
lipid
amino acid
nucleotide
monosaccharide
43
How do you calculate the average of a set of numbers?
add up all the numbers
subtract the numbers and divide by how many numbers there are
add up the numbers and divide by how many numbers there are
multiply the numbers
44
Biomolecules exist in
Rocks
Dirt
Air
All living organisms
