Do You Know Your Biology?

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Do You Know Your Biology?
Are you ready?
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Cells
Central Dogma
Enzymes
Scientific Method
Energy
Structure
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If a cell contains a nucleus, it must be a(n)
a. Plant
b. animal
c. prokaryote
d. eukaryote
10 points
Cell Structure
4
Both plants and animals have a nucleus and other
membrane bound organelles.
10 points
Cell Structure
5
Which of the following do not have cell walls?
b. plants
a. animals
c. all eukaryotes
d. all prokaryotes
20 points
Cell Structure
6
Cell wall is not the same and plasma membrane.
The cell wall helps provide structure for a cell.
Plants and Prokaryotes have a cell wall.
20 points
Cell Structure
7
Where does cellular respiration occur?
a. chloroplast
b. mitochondria
c. cytoplasm
d. nucleus
30 points
Cell Structure
8
The mitochondrion is the powerhouse of the cell.
Both Plants and Animals have mitochondria.
30 points
Cell Structure
9
What is the purpose of ribosomes?
a. To make DNA
b. To package materials
c. To transport materials throughout the cell
40 points
d. To make proteins
Cell Structure
10

• Ribosomes make proteins by arranging amino acids
  according to instructions from RNA location of
  translation.
• Ribosomes are found in all cells.

40 points
Cell Structure
11
What is the function of organelle N?
a. Make ATP (a cells energy source)
b. Make proteins (cells work-force)
50 points
c. Make glucose (a cells food)
Cell Structure
d. Make DNA (cells blueprints)
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Plants can do photosynthesis because chlorophyll
can absorb the suns energy.
50 points
Cell Structure
13
What is ultimately produced at the end of the
processes of the central dogma?
c. DNA
a. protein
d. RNA
amino acid
10 points
Central Dogma
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DNA ? RNA ? Protein
10 points
Central Dogma
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What is produced in transcription?
a. 2 identical DNA molecules
b. tRNA
c. protein
20 points
d. Complementary mRNA
Central Dogma
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Transcription makes mRNA which gets decoded in
translation to make proteins.
20 points
Central Dogma
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What amino acid is produced from the mRNA codon
GUC?
a. cysteine
b. valine
30 points
c. lysine
d. glycine
Central Dogma
18
Codons represent amino acids
30 points
Central Dogma
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What does a mutation cause?
a. Disease
b. Inability to make the right protein
c. Change in DNA sequence
40 points
d. superpowers
Central Dogma
20
Only mutations that change the amino acid
sequence cause disease.
40 points
Central Dogma
21
Determine the DNA sequence that codes for this
polypeptide sequence tyr pro
a. UAU CCU
c. TAT CCU
b. ATA GGG
b. No answer given
50 points
Central Dogma
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You work backwards protein ? mRNA ? DNA
50 points
Central Dogma
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What is the shape of DNA?
a. Double helix
b. Three stranded helix
c. Alpha helix
10 points
Structure
d. helix
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DNA looks like a twisted ladder.
10 points
Structure
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What is the complementary sequence for the DNA
strand? ATCGGC
a. CGGCTA
b. UAGCCG
c. AUCGGC
20 points
d. TAGCCG
Structure
26
The two strands of DNA are complementary They
match up.
20 points
Structure
27
What are the basic building blocks of proteins?
a. nucleotides
b. tRNA
d. Nitrogenous bases
c. Amino acids
30 points
Structure
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Amino acids are the repeating units in protein
polymers.
30 points
Structure
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What is in RNA and not in DNA?
b. nucleotide
a. sugar
c. Phosphate group
d. uracil
40 points
structure
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Both DNA and RNA have 4 bases, but U replaces T
in RNA.
40 points
Structure
31
How does ATP store energy?
a. When a phosphate is added
b. When amino acids connect
c. When enzymes move ATP across a cell
d. When the bond between two phosphate groups get
broken
50 points
Structure
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ATP becomes ADP and releases energy
50 points
Structure
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Enzymes are _____ that speed up chemical
reactions.
a. nucleotides
b. Energy molecules
d. proteins
c. Nucleic acids
10 points
Enzymes
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Enzymes are proteins that catalyze or speed up
reactions.
10 points
Enzymes
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What causes an enzyme to get denatured?
a. Extreme temperature and pH
b. mutation
c. genetics
20 points
d. disease
Enzyme
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Denaturing changes the shape of an enzyme
20 points
Enzyme
37
What would happen to the reactions of life if
enzymes werent there?
a. They would not occur.
b. They would make the wrong material.
c. They would occur too slowly to sustain life
30 points
d. They would occur too fast to get nutrients.
Enzyme
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Enzymes lower the activation energy to speed up
reactions.
30 points
Enzyme
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 Based on the graph, which of the following could
be used to increase the reaction rate beyond
point C?
a. decrease enzyme concentration
b. increase the amount of substrate
40 points
c. add more water
Enzyme
d. increase the amount of substrate
40
Increasing the temperature will increase the rate
of reaction.
40 points
Enzyme
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When will both enzymes be active?
a. 80 oC
d. 45 oC
50 points
b. always
Enzyme
d. never
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Optimal is at max. When one enzyme is at its max,
the other is inactive.
50 points
Enzyme
43
What is the independent variable in the data
table?
a. There is no independent variable
b. Number of Tadpoles
10 points
c. Amount of water
d. pH
Scientific Method
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The independent variable is what you change. It
is also called the manipulated variable.
10 points
Scientific Method
45
What can you conclude from the graphs?
a. Enzyme activity increases when you increase
the temperature and pH
b. Enzyme activity does not change as you change
temperature and pH
c. Enzymes work best at a specific temperature
and pH
20 points
Scientific Method
46
Temperature, pH and concentration affect enzyme
activity.
20 points
Scientific Method
47
What is a possible hypothesis for experiment
summarized in the graph?
a. Increasing sunlight increases plant growth.
b. Plants need sunlight for photosynthesis.
c. Heat is damaging to plants
30 points
d. A plant will grow best with lots of water
Scientific Method
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Sunlight is on the x-axis so it is the
independent variable.
30 points
Scientific Method
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Identify the variables
a. Control juice IV stacks DV productivity
b. Control Group B IV volume of special
juice DV number of stacks
c. Control 50 workers IV staple DV juice
40 points
Scientific Method
50
Control is a comparison. Independent is what
changes Dependent is what you look for.
40 points
Scientific Method
51
In the experiment, what type of variable is the
amount of light?
50 points
a. Independent variable
c. Control
b. Dependent variable
d. Constant
Scientific Method
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Constant and Control are not the same. Constants
are things kept the same for each
condition. Controls are comparisons.
50 points
Scientific Method
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____ is the molecule that stores energy for easy
use within the cell.
a. ADP
b. glucose
d. RNA
c. ATP
10 points
Energy
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ATP is stored ENERGY
10 points
Energy
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Which direction does energy flow?
c. Bird to skunk to insects
a. Tree to deer to cougar
b. Sun to bear to cougar
d. Rodent to bird to bear
20 points
Energy
56
Arrows show the flow of energy, food and
nutrients from autotrophs to heterotrophs.
20 points
Energy
57
Which of the following equations best represents
photosynthesis?
a. 6C 6H2O ? C6H12O6
b. 6CO2 6H2O ? C6H12O6 6O2
c. C O2 H2O ? CO2 HOH
d. C6H12O6 ? 6CO2 6H2O
30 points
Energy
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6 carbon dioxide 6 water 1 glucose 6
oxygen 6 CO2 6 H20 C6H12O6 6 O2
30 points
Energy
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In which container is photosynthesis not
occurring?
Container Plant Plant Part Light Color Temp (C) Increase in O2
1 Geranium leaf red 22 120
2 Geranium leaf green 22 15
3 Geranium root red 22 0
4 Violet leaf red 22 80
40 points
a. 1
b. 2
d. 4
c. 3
Energy
60
The table had a lot of extra information. There
were two main ways to find the answer no oxygen
was made, sunlight can not reach roots.
40 points
Energy
61
How are the chemical reactions of photosynthesis
and cellular respiration related?
a. Photosynthesis occurs in plants and cellular
respiration occurs in animals.
b. Photosynthesis makes more ATP.
c. Photsynthesis is basically the reverse of
cellular respiration.
50 points
d. There is no relationship.
Energy
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Photosynthesis makes glucose that is needed in
cellular respiration
50 points
Energy
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Nile Blue stain a nucleus but prokaryotes don t
have one.
Dye Test
acridine orange stains DNA and RNA
osmium tetrozxide stains lipids
Eosin stains cell cytoplasm
Nile Blue stains cell nuclei
50 points
Hodge Podge
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Daily Double
Daily Double
How much will you wager?