Does variation occur within a species or between different species?

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

How does natural selection change thephenotypes within a population over time?

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles