What is the best way to characterize the difference between the principle of segregation and the principle of independent assortment?

In agarose gel electrophoresis of DNA molecules:

Transcription of a gene in bacteria begins at a site on DNA called _______ and ends at a site on DNA known as ________.

Mark all of the following that are costs of sexual reproduction if there are separate sexes (i.e., hermaphrodites do not experience these costs).

Part 2: Review Questions from Weeks 1-8

How many clades are on this tree? Assume: The tips of the tree each represent a species.

By signing my name below I attest that I have not received nor given help on this exam to anyone else. Nor have I used resources outside of my own brain on this exam.

What would result from a single nucleotide deletion (point mutation) in the middle of the coding sequence of a structural gene?

Which parts of the nucleotide-excision repair mechanism assist in the physical cutting and removal of nucleotides? I.       UvrAII.      UvrBIII.     UvrCIV.     UvrD

Essay A. All four mechanisms of evolution (mutation, migration, genetic drift, and natural selection) that we have discussed influence speciation.  Choose 3 of these mechanisms and for each describe (a) whether it helps or hinders speciation (or both) and (b) why it has that particular impact on speciation.