Sort the answers to their correct definitions

1. The process by which individuals with advantageous traits for their environment survive and reproduce, passing those traits to their offspring.
2. Differences among individuals of a species.
3. A heritable change in the genetic information of an organism.
4. The movement of genes between populations.
5. The measure of an organism's ability to survive and reproduce in its environment.
6. The process by which new species arise.
7. A group of individuals of the same species living in the same area.
8. The total of all alleles present in a population.
9. The frequency at which a specific allele appears in a population.
10. Evolutionary structures that share a common ancestry but may have different functions.
11. Structures that have similar functions but different origins.
12. Traits or structures that have lost their original function over time.
13. Changes in allele frequencies due to random events in small populations.
14. The influence that causes some individuals to have a higher chance of surviving and reproducing than others.
15. The process by which individuals with traits well-suited to their environment are more likely to survive and reproduce.

A. Natural selection
B. Variation
C. Adaptation
D. Fitness
E. Genetic drift
F. Gene flow
G. Mutation
H. Speciation
I. Homologous structures
J. Analogous structures
K. Vestigial structures
L. Population
M. Gene pool
N. Selective pressure
O. Allele frequency

1. C. Adaptation

2. B. Variation
3. G. Mutation
4. F. Gene flow
5. D. Fitness
6. H. Speciation
7. L. Population
8. M. Gene pool
9. O. Allele frequency
10. I. Homologous structures
11. J. Analogous structures
12. K. Vestigial structures
13. E. Genetic drift
14. N. Selective pressure
15. A. Natural selection