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BIO1113 Exam 1 Review Flashcards | StudBud
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BIO1113 Exam 1 Review
BIO1113 Exam 1 Review
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1
What is antibiotic resistance?
Human cells have started to be harmed by specific antibiotics
Human cells that have become resistant to specific antibiotics
Bacteria that have become resistant to specific antibiotics
Bacteria have become more susceptible to specific antibiotics
2
Something with a pH of 5 would be ________.
basic
acidic
alkaline
neutral
3
What causes a bond to be polar covalent?
Electrons are evenly shared between atoms.
Atoms donate their electrons
Atoms accept electrons from another atom
Electrons are unevenly shared between atoms.
4
What are the monomers of proteins?
Nucleic acids
Fatty acids
Glucose
Amino acids
5
The atomic number is the number of __________ in the nucleus of an atom.
electrons
neutrons
protons
carbons
6
Many studies show that patients feel better even if the treatment was an ineffective sugar pill. What is this called?
placebo effect
faker effect
blind effect
control group effect
7
The building of a large organic molecule from small subunits involves multiple ________.
hydrosynthetic reactions
hydrolysis reactions
osmotic reactions
dehydration synthesis reactions
8
In an atom, the number of neutrons determines most specifically the ________.
chemical properties
chemical element
isotope
ion state
9
What is typically the first step in the scientific method?
Making a prediction
Making an observation
Developing a hypothesis
Carrying out an experiment
10
Which is not one of the four atoms that make up the bulk of living organisms?
Oxygen
Carbon
Calcium
Nitrogen
11
Which of the following is not a characteristic of life?
The ability to move
The ability to respond to the environment
The ability to grow and develop
The ability to reproduce
12
Gold has an atomic number of 79 and an atomic mass of 197. How many protons, neutrons and electrons does gold have?
79p+, 118n0, 79e-
79p+, 197n0, 79e-
118p+, 79n0, 118e-
79p+, 79n0, 79e-
13
What is the core theme that unifies all of biology
The relationship between structure and function
The theory of evolution by natural selection
The transformation of energy and matter
The flow of information from DNA to proteins
14
What does it mean when we say, "This scientific study was published in a peer-reviewed journal"?
This study was published in a newspaper
This study was evaluated by qualified and impartial experts before publish
This study can now be viewed on the Internet.
This study was not evaluated by other scientists.
15
Viruses are alive
False
True
16
Which of the following is a monosaccharide?
glycogen
glucose
cellulose
sucrose
17
The breaking of a large organic molecule into smaller, individual subunits involves multiple ________.
osmotic reactions
hydrosynthetic reactions
dehydration synthesis reactions
hydrolysis reactions
18
A population consists of ________.
a group of interacting individuals of one species
a group of interacting individuals from different species
living and nonliving components
interacting populations
19
Which of the following bonds is the weakest?
All three bonds are roughly equal in strength
Ionic
Hydrogen
Covalent
20
In an atom, the number of electrons determines most specifically the ________.
chemical element
ion state
isotope
chemical properties
21
To a large extent, a protein's function is dependent upon its shape. What determines a protein's shape?
The sequence of amino acids
The number of amino acids
The location of the active site
The number of peptide bonds
22
What is the smallest unit of life?
biosphere
cell
tissue
organ
23
What does the term theory mean to a scientist?
A hypothesis that has been supported by the evidence of one experiment
A proposed explanation for an observed phenomenon
A hypothesis that has been supported by a large number of experiments
A guess
24
During a chemical reaction, atoms are ________.
destroyed and created
destroyed
created
rearranged
25
When water melts from a solid ice cube to a liquid, its volume ________ and its mass ________.
Increases; decreases
Decreases; increases
Increases; stays the same
Decreases; stays the same
