Module 4 Quiz 1

A  the bottleneck effect.

B  genetic drift and the founder effect.

C  the founder effect.

D  genetic drift.

A  by proposing mechanism of how organisms transmit discrete heritable units

B  by explaining natural selection of genetic differences

C  by observations of individuals differences in traits

D  by leading to evolutionary change

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

B  a series of chance events that change allele frequency

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

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

A  possession of analogous structures.

B  inheritance of shared derived characters.

C  inheritance of acquired characteristics.

D  sexual selection.

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  monophyletic taxa

B  polyphyletic taxa

C  paraphyletic taxa

D  polyphyletic and paraphyletic taxa

A  in classifying organisms

B  in the naming of organisms

C  in the hierarchy of classification

D  in the classification of organisms by evolutionary history

A  genetic variation among individuals

B  All of these are correct.

C  sexual reproduction

D  variation among individuals caused by environmental factors

A  Larger doses of DDT should have been applied.

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

C  The frequency of DDT application should have been higher.

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

A  modification with descent.

B  inherited traits that did not survive.

C  adaptations forged by natural selection.

D  adaptations to the specific foods available on their mainland.