Question

Which type of selection leads to increased phenotypic and genetic variation?
directional selection
disruptive selection
stabilizing selection
species selection

Jezelyn needs to create a project that shows reproductive isolation in action and decides to make a video. Which of the following would make the best project?
a video that shows a large river that has penguin populations on both sides
a video that shows penguin species that have different mating dances
a video that shows a penguin that is laying eggs
a video that shows penguins in a tidal pool and an open ocean

Answer 1

What do you think, @mustang88 ? :)

Answer 2

for the first question i have no clue. and for the 2nd one i believe the answer is b. a video that shows penguin species that have different mating dances