Which theory says that populations change slowly over time?

the theory of evolution
the theory of natural selection
the cell theory
theory of extinctions

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.

Do fish feel pain? and if they do what pain

Which of these chinese regions is the most densely populated?