Module 4 Quiz 1

A  genetic drift.

B  the bottleneck effect.

C  genetic drift and the founder effect.

D  the founder effect.

A  by observations of individuals differences in traits

B  by leading to evolutionary change

C  by explaining natural selection of genetic differences

D  by proposing mechanism of how organisms transmit discrete heritable units

A  when a few individuals become isolated from a larger population, and their gene pool differs from that source population

B  a sudden change in the environment that reduces the size of the population

C  a selection of the best-suited traits for the environment

D  a series of chance events that change allele frequency

A  inheritance of shared derived characters.

B  sexual selection.

C  possession of analogous structures.

D  inheritance of acquired characteristics.

A  phylogenies.

B  the scientific discipline known as taxonomy.

C  nested, ever-more inclusive categories of organisms.

D  classifying organisms using the morphospecies concept.

A  polyphyletic taxa

B  polyphyletic and paraphyletic taxa

C  paraphyletic taxa

D  monophyletic taxa

A  in the hierarchy of classification

B  in classifying organisms

C  in the classification of organisms by evolutionary history

D  in the naming of organisms

A  All of these are correct.

B  genetic variation among individuals

C  variation among individuals caused by environmental factors

D  sexual reproduction

A  The frequency of DDT application should have been higher.

B  None of the individual insects should have possessed genomes that made them resistant to DDT.

C  All habitats should have received applications of DDT at about the same time.

D  Larger doses of DDT should have been applied.

A  inherited traits that did not survive.

B  adaptations to the specific foods available on their mainland.

C  adaptations forged by natural selection.

D  modification with descent.