Why do some offspring of two hybrid individuals show the recessive form of the trait

Which phrase correctly completes the statement? "the korean war " lasted 3 years. has never ended. was won by north korea. was won by south korea lasted 3 years. has never ended. was won by north korea. was won by south korea.

Hurricane katrina is arguably an effect : a. an increase of living creatures and crowded habitats b. environmentalism c. global climate change d. unforseen factors

Sarah has been collecting intensive interviews with women who organize in grassroots movements for wages for housework. now she is looking over the interviews and trying to find common themes within them. what part of the research process is she in?