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BIOS 1030: EXAM 1 Review Fall '20 Flashcards | StudBud
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BIOS 1030: EXAM 1 Review Fall '20
BIOS 1030: EXAM 1 Review Fall '20
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Ohio University with Dr. Perez
Flashcards
75 cards
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Practice quiz
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Host live
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Questions
75
Answers
1
what protein catalyzes chemical reactions?
enzymes
simple
saturated
unsaturated
2
What kind of property does water have?
fully charged
none of the above
polar
nonpolar
3
What can you produce with anaerobic respiration? (fermentation)
ethanol
lactate
both A and B (red and blue)
34 ATP
4
How many amino acids are there?
50
20
10
30
5
What is
not
a product of cellular respiration?
ATP
H20
C6H12O6
CO2
6
The study of the natural world
science
knowledge
biology
chemistry
7
What is one commonality across all lipids
they are all hydrophillic
they are all hydrophobic
all of the above
they are mostly polar
8
Out of the two, which on takes the longest to metabolize? which one is better for you?
complex. simple
simple, complex
complex. complex
simple, simple
9
There are 3 classes that fall under the lipids category, which class contains these? (The ones you eat)
steriods
none of the above
triglycerides
phospholipids
10
If an atom loses an electron it becomes more _____ and is known as an _______
positive; isotope
negative; isotope
positive; ion
negative; isotope
11
What is the monomer? What macromolecule do they fall under?
sugar; lipids
polysaccharides; carbohydrates
monosaccharides; carbohydrates
amino acids; protein
12
Lysosomes use what kind of transport to make the inside of themselves acidic? (they pump hydrogen ions into themselves)
passive diffusion
facilitated diffusion
osmosis
active transport
13
Which molecule is inorganic?
N2CH4
CH4
C6H12O6
H2O
14
______ follows function
none of the above
environment
form
organism
15
Which one does not contribute to the majority of elemental weight in your body?
Nitrogen
sodium
carbon
oxygen
16
True or false: In Endocytosis and exocytosis the molecule does
not
actually cross the cell membrane.
true
false
17
what is the cell membrance also know as?
place of ATP production
carbohydrates
fluid mosaic model
fluid model
18
hair like projections that help move things around cells
cillia
flagella
19
What is the definition of homeostasis?
maintaing a stable internal environment
all of the above
a change in allele frequency
the sum of all the reactions in your body
20
What taxonomic level would hold the most species?
kingdom
genus
family
domain
21
Atoms...
cannot be broken down any further
all of the above
represent elements
are the smallest unit of matter
22
What kind of bond shares electrons in order to reach a full valence shell?
polar covalent
nonpolar covalent
both red and yellow (A and C)
ionic
23
What makes up the majority of the nucleus in an atom? What does the nucleus tell us?
electrons (-), neutrons (no change); atomic charge
protons (+), neutrons (no charge); atomic weight
protons(+) and electrons(-); atmoic charge
electrons (+), neutrons (no charge); atomic weight
24
What organelle is made by the golgi apparatus to breakdown nutrients, old cellular parts, etc?
golgi
vacuoles
ribosomes
lysosomes
25
How are the kingdoms in the the domain eukarya further organized?
how many cells they have
how they breed
both red and blue (A and B)
How they feed
26
How many electrons can the first shell hold? What about the second and 3rd?
2, 6, 8
2, 4,8
2, 4, 6
2, 8, 8
27
Out of the elememts that make up the most of our bodies, which one is the most electronegative?
carbon
nitrogen
hydrogen
oxygen
28
Which one is false about water?
more dense as a solid (ice)
makes up about 72% of our bodies
interact in cohesion and adesion
universal solvent
29
Nucleic Acids...
store information to synthesis lipids
be used as a quick source of energy
catalyze chemical reactions
Store information in a molecular code and use this info to make proteins
30
What organelle is resposible for lipid synthesis and detoxifying
golgi apparatus
smooth endoplasmic reticulum
rough endoplasmic reticulum
mitochondria
31
which one is false about cellular respiration?
transforms chemical energy in food to another form of chemical energy (ATP)
consumes oxygen
produces oxygen
used to make energy
32
This kingdom contains multicellular organisms that obtain their energy from dead organisms
Plantae
Fungi
Animalia
Prostia
33
What is cohesion?
the bonds between amino acids
water sticking strongly to itself
water sticking strongly to other things
the bonds between carbohydrates
34
The organelle responsible for protein synthesis?
lysosomes
ribosomes
golgi apparatus
mitochondria
35
After NADH and FADH2 drop electrons off at the electron transport chain, what happens?
CO2 is produced as the citric acid cycle turns
glucose is cut
the electron are held further and energy is absorbed
energy from passing electrons is used to pump H+ against the conc. gradient
36
Which molecule is considered 'high energy'
ADP
ATP
37
What makes humans different than other complex eukarya?
opposable thumbs
structered communication skills
emotions
teach and educate each others
38
If a carbon atom gains a proton, what will happen?
none of the above
becomes an isotope
it becomes a different molecule
it becomes an ion
39
After you make an observtion & ask a question, what is the next step you would do if your following the scientic method?
publish your results
do an experiment
form a hypothesis
none of the above
40
What is this monomer of this picture? Which macromolecule is it apart of?
amino acid; lipid
monosaccrides; carbohydrates
amino acid; protein
nucleotide; nucleic acids
41
What is the most important part of a scientific manuscript?
materials and methods
results
Introduction
Discussion
42
osmosis measures?What solution has higher water content on the outside of the cell compared to the inside?
concentration and movement of water. Hypotonic
concentration and movement of water. Hypertonic
concentration and movement of solutes. Hypotonic.
concentration and movement of solutes. Isotonic
43
Does a hydrophillic molecule like water? Is it polar or nonpolar?
no; nonpolar
no; polar
yes; nonpolar
yes; polar
44
What type of transport requires energy to move things against the concentration gradient?
facilitated diffusion
active transport
diffusion
passive transport
45
What kind of amino acids does your body naturally produce?
nonessential
essential
46
Name this monomer:
sugar
lipid
nucleotide
amino acid
47
For something to be considered living it must exhibit
all of the above
respond to stimuli
DNA and RNA
evolution
48
what macromolecule class makes up the majority of the cell membrane? How are they arranged?
proteins: tail to water, head to tail
phospholipids: tail to water; head to tail
phospholipids: tail to tail, head to water
carbohydrates: tail to tail, head to water
49
What are NADH and FADH2 and where is their final destination?
Electron shuttles; the citric acid cycle
Electron shuttles; the electron transport chain
glucose cutters; glycolysis
pyruvate transporters; the citric acid cycle
50
What is produced in the citric acid cycle if we begin with two pyruvate molecules
2 ATP
1 ATP, 2 CO2, 3 NADH, 1 FADH2
2 ATP, 4 CO2, 2 FADH2, 6 NADH
34 ATP and H20
51
On the phylogentic tree, what domain are we more closely related to?
archea
bacteria
eukarya
52
What direction is something moving WITH the concentration gradient?
low to high
high to low
53
Ways of knowing: You walk outside, see that the ground is wet, you say it must have rained.
method of authority
scientific method
method of tenacity
rational method
54
Evalute scientific claims: 'wonder about the world around you, ask questions, and separate fact from conclusion'
Falsifiability
logic
honesty
Parsimony (KISS)
55
Which example represents an electo-gradient?
A bunch of glucose on the outside of the cell
A bunch of positively charged ions on the outside of the cell
56
What taxonomic level follows Phylum on the heiarchry of living things?
domain
order
kingdom
class
57
True or False: A small completely charged molecule can cross the cell membrane with the help of facilitated diffusion
False
True
58
The scientific name for a blue whale is Balaenoptera musculus, what is the genus?
blue whale
musculus
Balaenoptera
Balaenoptera musculus
59
What is this?
lipid; steriod
nucleic acid; nucleotide
protein; amino acid
carbohydrate; sugar
60
For glycolysis to occur you need to add some energy in the form of 2 ATP?
more than 2 ATP are needed
True
False
you need energy but not ATP
61
Adenosine and thymidine are examples of nucleotides, which macromolecule do they fall under?
proteins
nucleic acids
lipids
carbohydrates
62
What decreases the rate of diffusion
shortere distance for solute to travel
further distance for solute to travel
all of the above
larger difference in concenration gradiet
63
What organelle is responsible for folding proteins?
smooth endoplasmic reticulum
mitochondria
rough endoplasmic reticulum
ribosome
64
How many molecules of ATP are produced in glycolysis?
34
2
4
18
65
What domain(s) do prokaryotes belong to?
both a and c
archea
bacteria
Eukrya
66
What type of cell has a nucleus? Does the nucleus have a double membrane?
prokaryote; yes
eukaryote; no
eukaryote; yes
prokaryote; no
67
What is the most reliable source of knowing?
tenacity
authority
scientific
rational
68
Data and information gives us 'facts' which we use as _________
knowledge
all of the above
sophisticated information
wisdom
69
ATP stores its energy in _____?
macromolecules
bonds
nucleotides
the nucleus
70
How many structural levels can there be to proteins?
1
4
2
3
71
HCO3 in water seperates into two ions, H+ and CO3-, how would this effect the pH if there was a lot of HCO3?
pH would decrease b/c amount of H+ ions would decrease
pH would increasae b/c amount of H+ ions would decrease
pH would decrease becuase amount of hydrogen ions increased
pH would increase b/c amount of H+ ions would decrease
72
What does pH measure? Is the number 8 acidic or basic?
amount of hydrogen ions/protons in solid objects; basic
amount of hydrogen ions/protons in water; acidic
amount of hydrogen ions/protons in water; basic
amount of hydroxide (OH-) ions in water; basic
73
True or false: More saturated facts increase diffusion rates.
False
True
74
What are the products of cellular respiration?
O2, CO2, H2O
CO2, H2O, ATP
O2, C6H12O6
CO2, ATP
75
As cell size (volume) increases what happens to surface area in comparison?
increases
decreases
