Although the process of chromosome partitioning during mitosis is visible through a light microscope, the process of dna replication is not. why?
a) chromosomes do not contain protein until mitosis. b) chromosomes are visible only after dna has been duplicated. c) chromosomes form only during mitosis. d) chromosomes are too extended during s phase to be seen by light microscopy.

It has been said that veterinarians are the world's best doctors, since their patients cannot tell them what is wrong. what are some of the differences between human and animal medicine? what are the advantages and disadvantages of each?

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Explain how you will prioritize tasks in the medical office by immediate, essential, or optional. how will you re-prioritize when disruptions occur?