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Bio 171 Quiz Review Questions -- EXAM 1
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Bio 171 Quiz Review Questions -- EXAM 1
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Bio 171 Quiz Review Questions --EXAM 1
The scientific process (choose all that apply)
a. is based on the opinions of scientists
b. is only used in universities
c. can help us understand how our world works
d. can address any and all questions - -c. can help us understand how our
world works
- Which one of the following statements about hypotheses is INCORRECT?
a. none of the choices
b. a collection of related hypotheses that endures repeated testing is called a
theory
c. hypotheses that provide reasonable explanations do not need to be tested
d. hypotheses make predictions about experiments or observational studies
which have not yet been conducted
e. hypotheses can be tested by experiments or by observational studies. - -
c. hypotheses that provide reasonable explanations do not need to be tested
- T or F: observations lead scientists to tentative explanations called
hypotheses - -True
- Which of the following is the BEST description of a control treatment in an
experiment?
a. were can be an unlimited number of differences between the control and
test groups
b. there should be three types of control treatments in any experiment
c. controls are simply replicates of the test group
d. the control treatment is a treatment which is chosen at random
e. the control and test group should ave several differences between them
f. the control treatment is a treatment in which the researcher knows what
outcome to expect - -f. the control treatment is a treatment in which the
researcher knows what outcome to expect
- Lisa has conducted a study to determine the genetic diversity of opossums
in the state of Michigan. She sampled DNA from 26 opossums that she found
dead on roadsides (i.e. roadkill) and sequenced DNA from several places
throughout the opossum genome. Before she was able to conduct this study,
Lisa received a _________ to financially support this research. When she
finished the analysis, she wrote about her research in a scientific
, ______________, which was subjected to ______________. She revised her paper
based on feedback from her colleagues, and it was finally published in the
journal Mammalogy. Now, Lisa's project can be independently _______________
by other scientists.
a. grant, manuscript, peer review, replicated
b. replicated, peer review, grant, manuscript
c. grant, replicated, peer review, manuscript
d. manuscript, peer review, grant, replicated - -a. grant, manuscript, peer
review, replicated
- In lecture we discussed the features of living organisms that most
scientists would agree are reasonable. Viruses have some, but not all, of
these characteristics. Which of the following characteristics of life do viruses
NEVER exhibit, even when they are inside their host cell?
a. viruses are composed of one or more cells
b. viruses are composed of proteins and nucleic acids
c. viruses are carbon based
d. viruses have heritable genetic information
e. viruses evolve - -a. viruses are composed of one or more cells
- Which of the following correctly indicates the complementary base pairing
of adenine in DNA and RNA?
a. adenine with thymine in both DNA and RNA
b. adenine with guanine in DNA and with cytosine in RNA
c. adenine with uracil in DNA and with thymine in RNA
d. adenine with cytosine in DNA and with guanine in RNA
e. adenine with thymine in DNA and with uracil in RNA - -e. adenine with
thymine in DNA and with uracil in RNA
- Choose all that apply. Bacteria and Archaea are distinct from Eukaryotes in
that all Bacteria and Archaea:
a. are pathogens (cause disease in their hosts)
b. Live in or on other living organisms as mutualists
c. live at extreme temperatures
d. do not have nuclei
e. have cellular organelles (mitochondria & chloroplasts) - -d. do not have
nuclei
- Transcription is the process by which:
a. RNA is synthesized from protein
b. DNA is synthesized from protein
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