Question

How does variation support long-term evolution?

पर्याय

• By eliminating differences among individuals

• By providing raw material for natural selection to act upon

• By preventing adaptation to new environments

• By ensuring all organisms remain genetically identical

Answer 1

Variation supports adaptation and long-term evolution by providing diverse traits within a population. This diversity is the raw material upon which natural selection acts, allowing beneficial traits to become more common over generations.