Module 4 Quiz 1

A  the bottleneck effect.

B  genetic drift.

C  the founder effect.

D  genetic drift and the founder effect.

A  by observations of individuals differences in traits

B  by proposing mechanism of how organisms transmit discrete heritable units

C  by leading to evolutionary change

D  by explaining natural selection of genetic differences

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

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

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

D  a series of chance events that change allele frequency

A  inheritance of acquired characteristics.

B  possession of analogous structures.

C  inheritance of shared derived characters.

D  sexual selection.

A  nested, ever-more inclusive categories of organisms.

B  the scientific discipline known as taxonomy.

C  classifying organisms using the morphospecies concept.

D  phylogenies.

A  paraphyletic taxa

B  polyphyletic and paraphyletic taxa

C  polyphyletic taxa

D  monophyletic taxa

A  in the classification of organisms by evolutionary history

B  in the naming of organisms

C  in classifying organisms

D  in the hierarchy of classification

A  sexual reproduction

B  variation among individuals caused by environmental factors

C  genetic variation among individuals

D  All of these are correct.

A  Larger doses of DDT should have been applied.

B  The frequency of DDT application should have been higher.

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

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

A  modification with descent.

B  adaptations to the specific foods available on their mainland.

C  adaptations forged by natural selection.

D  inherited traits that did not survive.