Why is DDT harmful to osprey ?

Me with biology endocrine system crossword also image left i need with hw

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.

The united states uses which source of energy to produce almost 40 percent of its electricity