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Biology Exam 1 (chapters 1-5) (1
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Biology Exam 1 (chapters 1-5) (1
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Biology Exam 1 (chapters 1-5)characteristic of prokaryotic and eukaryotic organisms - ANS-Cells are
bacteria and archaea - ANS-Prokaryotes are classified as belonging to two different domains.
What are the domains?
near universality of the genetic code - ANS-Which of these provides evidence of the common
ancestry of all life?
It requires genetic variation, results in descent with modification and involves differential
reproductive success - ANS-Which of the following is/are true of natural selection?
heritable traits that enhance their survival and reproductive success in the local environment -
ANS-Charles Darwin proposed a mechanism for descent with modification that stated that
organisms of a particular species are adapted to their environment when they possess
includes a large sample size and a control, and alters only one condition between the controls
and the experimental condition - ANS-The best experimental design
I. It is testable
II. It is falsifiable - ANS-Which of the following are qualities of any good scientific hypothesis?
I. It is testable
II. It is falsifiable
III. It produces quantitative data
IV. It produces results that can be replicated
Theories are usually an explanation for a more general phenomenon; Hypothesis typically
address more scientific issues. - ANS-How does a scientific theory differ from a scientific
hypothesis?
Hundreds of individuals of a species have been observed and all are photosynthetic therefore,
the species is photosynthetic - ANS-Which of these is an example of inductive reasoning?
Robust and critical discussion between diverse groups improves scientific thinking - ANS-Why is
scientific topic best discussed by people of varying points of view? from different disciplines and
representing diverse cultures?
Carbon, Hydrogen, Nitrogen, Oxygen - ANS-About twenty five of the ninety two elements are
known to be essential to life. Which four of these twenty five elements make up ninety six
percent of living matter?
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