Please answer the two following questions thx!!

Which of the following is a correct cause and effect relationship for a symptom of diabetes? (note: this is referring to the cause that directly comes before the effect).saturation of glut causes polyuriahyperglycemia causes polydipsiapolyuria causes dehydration

If the birth rate of a population of dolphins is 2.0, the death rate is 0.5, and the population size is 100, what is this dolphin's population growth?

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.