Module 4 Quiz 1

A  genetic drift.

B  genetic drift and the founder effect.

C  the founder effect.

D  the bottleneck effect.

A  by leading to evolutionary change

B  by explaining natural selection of genetic differences

C  by proposing mechanism of how organisms transmit discrete heritable units

D  by observations of individuals differences in traits

A  a series of chance events that change allele frequency

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

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

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

A  inheritance of shared derived characters.

B  possession of analogous structures.

C  sexual selection.

D  inheritance of acquired characteristics.

A  phylogenies.

B  nested, ever-more inclusive categories of organisms.

C  the scientific discipline known as taxonomy.

D  classifying organisms using the morphospecies concept.

A  polyphyletic taxa

B  paraphyletic taxa

C  monophyletic taxa

D  polyphyletic and paraphyletic taxa

A  in the classification of organisms by evolutionary history

B  in classifying organisms

C  in the naming of organisms

D  in the hierarchy of classification

A  sexual reproduction

B  All of these are correct.

C  variation among individuals caused by environmental factors

D  genetic variation among individuals

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

B  Larger doses of DDT should have been applied.

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

D  The frequency of DDT application should have been higher.

A  adaptations forged by natural selection.

B  adaptations to the specific foods available on their mainland.

C  inherited traits that did not survive.

D  modification with descent.