Temporal isolation vs geographical isolation

Temporal isolation: it means "isolated in time" so this is a mechanism that prevents species from mating because they breed at different times. 

Geographical isolation: it refers to a population of animals, plants, or other organisms that are separated from exchanging genetic material with other organisms of the same species. 

Some of her  assignments would be creation of drugs. she is a medical chemist after all so she'd need to have the necessary knowledge to make medicine which can later be sold in a pharmacy