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1
Which one of the following properties is not a characteristic of all living organisms?
A)Maintenance of relatively stable internal conditions
B)Adjustment to short-term or long-term changes in the environment
C)Production of nutrients by photosynthesis
D)Transmission of genomes from parent to offspring
E)Change in a population of organisms over a period of many generations
2
A hypothesis is
A)the reduction of a complex system to simpler components as a way to understand how the system works.
B)a broad explanation of the natural world that is backed by extensive evidence.
C)a proposed explanation for a natural phenomenon.
D)an established principle widely regarded as fact.
E)All of the choices accurately describe the term hypothesis.
3
The breakdown of nutrients and synthesis of new components necessary to sustain life is called metabolism.
A)True
B)False
4
The full complement of proteins in an organism is called the
A)genome.
B)genotype.
C)phenotype.
D)proteome.
E)proteotype.
5
The idea that all living organisms are composed of cells is known as the
A)cell theory.
B)germ theory.
C)scientific method.
D)theory of relativity.
E)central dogma.
6
A cell is formed by the association of molecules and macromolecules.
A)True
B)False
7
Arrange the taxonomic groups listed below in order from most narrow to most broad.
  1. Order
  2. Phylum
  3. Genus
  4. Family
  5. Kingdom
  6. Class
  7. Species
  8. Domain
A)3, 7, 1, 4, 2, 6, 8, 5
B)7, 3, 4, 1, 6, 2, 8, 5
C)8, 5, 2, 6, 1, 4, 3, 7
D)8, 7, 3, 4, 1, 6, 2, 5
E)7, 3, 4, 1, 6, 2, 5, 8
8
Organisms that lack a defined nucleus are called
A)bacteria.
B)prokaryotes.
C)eukaryotes.
D)fungi.
E)archaea.
9
The transfer of an antibiotic resistance gene from one species of bacteria to a different species of bacteria is an example of
A)natural selection.
B)vertical evolution.
C)induced mutation.
D)species generation.
E)horizontal gene transfer.
10
Biological evolution can be defined as a population of organisms becoming better adapted to its environment over time from one generation to the next.
A)True
B)False
11
A liquid culture of E. coli bacteria growing in a test tube would be most accurately referred to as
A)an organism.
B)a tissue.
C)an ecosystem.
D)a population.
E)a community.
12
Which of the following cellular roles does NOT involve proteins?
A)Acting as a blueprint for the characteristics of that cell
B)Catalyzing the formation of new molecules in the cell
C)Providing shape, structure and movement
D)Uptake and export of materials into and out of the cell
E)Proteins are involved in all of the above cellular roles
13
The standard approach for scientists to test their ideas is to make predictions that can be experimentally tested.
A)True
B)False
14
A researcher investigating the expression of a single protein would most accurately be described as a
A)physiologist.
B)molecular biologist.
C)systems biologist.
D)cell biologist.
E)ecologist.
15
Which one of the following is a key attribute of a scientific theory?
A)The ability for multiple predictions based on the theory to be shown as accurate
B)Being accepted as truth and no longer subject to further investigation
C)Consistency with a large amount of known data
D)The ability for multiple predictions based on the theory to be shown as accurate and consistency with a large amount of known data.
E)The ability for multiple predictions based on the theory to be shown as accurate. Being accepted as truth and no longer subject to further investigation and consistency with a large amount of known data.
16
Arrange the stages of the scientific method listed below in order from first to last. (return)
  1. Analyze data(return)
  2. Formulate hypothesis(return)
  3. Make observation about nature(return)
  4. Reject or accept hypothesis(return)
  5. Conduct experiments
A)3, 2, 5, 1, 4
B)2, 4, 3, 5, 1
C)2, 3, 5, 1, 4
D)3, 5, 1, 2, 4
E)3, 2, 4, 1, 5
17
True or False: A hypothesis is proven when predictions based on it are experimentally verified.
A)True
B)False
18
Two identical twins, Anna and Betty, are participating in an experiment on the effect of a new allergy medication. Both participants are told they are receiving a sample of the new medicine to relieve their allergy symptoms. However, Anna receives a dosage of the new medicine, while Betty receives a pill of the same size and color but without the active ingredient. Researchers observe that Anna's symptoms are relieved, while Betty's symptoms persist. Which one of the following statements regarding this experiment is incorrect?
A)Betty is part of the control sample in this experiment.
B)The experiment is an example of hypothesis testing.
C)The experiment includes elements of discovery-based science.
D)Anna is part of the experimental sample in this experiment.
E)The experiment was unsuccessful since Betty's symptoms were not relieved.
19
Which of the following statements about Cystic Fibrosis (CF) is correct?
A)CF affects approximately 3,500 Americans.
B)An individual who inherits a faulty copy of the CF gene from one parent, but a normal CF gene from the other parent, will be fully diagnosed with CF.
C)CF is characterized by defective import of chloride ions.
D)Research into CF is an example of hypothesis testing, but not discovery-based science.
E)None of these statements about CF is correct.
20
When an experiment involves the use of an experimental group and a control group, the two groups will hopefully produce data that are ____________ each other.
A)identical to
B)slightly different from
C)significantly different from
D)parallel to
E)exact opposites of





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