Evolution and Taxonomy

Darwin referred to the differential reproductive
success of individuals with particular variations as
a. evolution.
b. artificial selection.
c. the cell theory.
d. natural selection.
e. inheritance of acquired characteristics.

d. natural selection.

Biologists have organized the diversity of life into
three domains based largely on
a. physical similarities.
b. ecological niches.
c. chronological order.
d. molecular data.
e. All of the above

d. molecular data.

Scientists group species on an evolutionary tree that
is based on
a. the fossil record.
b. molecular data.
c. genome sequencing.
d. All of the above
e. None of the above

d. All of the above

the domain Eukarya includes all of the following
except
a. Archaea.
b. Plants.
c. Fungi.
d. Animals.
e. protists.

a. Archaea.

The branching patterns of the evolutionary tree of life
are based on a rich array of
a. fossil evidence.
b. molecular evidence.
c. information about metabolic processes.
d. All of the above
e. None of the above

d. All of the above

A phylogenetic tree
a. shows evolutionary relationships.
b. relies on evidence from fossils, metabolic processes,
and molecular analyses of genomes.
c. helps us understand the history and relationships of
living organisms.
d. shows the order in which populations split and
evolved into new species.
e. All of the above

e. All of the above

Which of the following represents a correct ordering of
the levels of complexity at which life is studied, from
most simple to most complex?
a. Community, population, organism, organ, tissue, cell
b. Cell, organ, tissue, organism, population, community
c. Cell, tissue, organ, organism, population, community
d. Cell, tissue, organ, population, organism, community
e. Tissue, organ, cell, population, organism, community

c. Cell, tissue, organ, organism, population, community

All living organisms can be assigned to three separate
a. species.
b. genus groups.
c. domains.
d. ancestors.
e. genomes.

c. domains