Evolution

• Who is associated with the theory of evolution in the study material?

  Charles Darwin
• What is the main concept of Darwin's theory of evolution?

  Natural selection leads to the evolution of species over time
• What does natural selection refer to in the context of evolution?

  It is the process where individuals better adapted to their environment are more likely to survive and reproduce
• What does the phrase "survival of the fittest" imply?

  It implies that those best adapted to their environment are more likely to survive and reproduce
• How does variation within a species contribute to natural selection?

  Variation allows for some individuals to be better suited to their environment, increasing their chances of survival
• What is the source of variation among individuals in a species?


  Differences in genes
• What happens to the genes of individuals that are successful in their environment?

  They are passed on to their offspring in the next generation
• What are the key points of Darwin's theory of evolution?

  • Individuals in a species show a wide range of variation.
  • Variation is due to differences in genes.
  • Individuals with characteristics suited to the environment are more likely to survive and reproduce.
  • Successful genes are passed to the next generation.