An organ or body part that appears in different animals and is similar in structure and location, but doesn't necessarily share the same purpose.
Homologous Structure
Embryology
A physical or behavioral trait that helps an organism survive and reproduce in its environment
Adaptation
Embryos
Chromosomes
Genes
The gradual change of an entire species over time
Giraffes
Darwin
Evolution
Alfred Russel Wallace
Which one is not evidence of evolution
DNA
Comparing Homologous Structure
Myths and legends
Comparing Embryology
The best adapted to their environment is called:
A humdinger
Toast
The baddest
The fittest
When no individuals of a species are alive
Vestigial
Extinction
Embryology
The comparison of embryo development of different species.
Comparative Embryology
Homologous structures
Process where organisms with favorable traits are more likely to survive and reproduce
Sloppy joes
Vestigial structures
Natural Selection
Embryology
Organisms that are able to survive are more likely to pass their traits onto offspring, which is called
survival of the fittest
vestigial structures
homologous structures
embryonic development
A change in the DNA sequence of a gene
Chromosome
Mutation
Genotype
Phenotype
The traces or remains of a once living organism
Embryos
Fossils
The differences between the individuals in a species. Example: eye color, skin color, hair color
Darwin
Natural selection
Variation
Evolution
A molecule that contains the genetic instructions an organism needs to develop, live, and reproduce.
Lipids
Carbohydrates
Protein
DNA