Adaptations in Evolution Crossword Puzzle

QUESTIONS LIST:

• adaptation: a characteristic that occurred, and natural selection favoured it
• vestigial structure: an adaptation that served a purpose for an ancestor, but not anymore
• phenotype: visible characteristics that result from the species genotype and environment
• genotype: an organsim's hereditary information/genetics
• mutation: a sometimes beneficial change in dna structure
• fitness: an organism's ability to survive and pass on its dna to the next generation
• fossil: evidence of past adaptations of organisms captured in the earth's layers
• evolution: changes in the characteristics of a population, that occurrs over many generations
• allele: one of the possible options for characteristics in a singular gene
• clade: a group of species that all descended from one common ancestor
• coadaptation: two organisms evolve in tandem due to beneficial interactions with each other
• pangea: the super continent that existed in previous eras (proven by the fossil record)