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Evolution
Biology: Evolution
22
Biology
10th Grade
03/24/2013

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Term
Camouflage
Definition
Enables species to blend in with their surroundings
Term
Biochemistry
Definition
Comparisons of DNA and RNA
Term
Mimicry
Definition
One species resembles another.
Term
Macroevolution
Definition
Large-scale evolutionary changes that take place over long periods of time.
Term
Founder Effect
Definition
Change in allele frequencies as a result of the migration of a population.
Term
Hardy-Weinberg Principle
Definition
Allele frequencies in a population will remain constant unless one or more factors cause the frequency to change.
Term
Disruptive Selection
Definition
Favors both extremes
Term
Genetic Equilibrium
Definition
Frequency of alleles remain the same over generations
Term
Vestigial Structure
Definition
A body structure that has no function
Term
Homologous Structure
Definition
Features with common origins
Term
Adaptation
Definition
Parts of an animal that helps them survive
Term
Microevolution
Definition
Evolutionary changes within a species
Term
Charles Darwin
Definition
English natural historian and geologists
Term
Natural Selection
Definition
The process whereby organisms better adapted to their environment tend to survive and produce more offsprings.
Term
Genetic Drift
Definition
Occurs by chance; trait that is passed from generation to generation.
Term
Embryo
Definition
An unborn offspring in the process of development
Term
Embryology
Definition
The branch of biology and medicine concerned with the study of embryos and their development.
Term
Galapagos Islands
Definition
A Pacific Ocean archipelago on the equator, noted for giant tortoises.
Term
Fossils
Definition
Any remains of a living thing
Term
Allelic Frequency
Definition
Percentage of a specific allele
Term
Directional Selection
Definition
Favors one of the extremes
Term
Gene Pool
Definition
All the different alleles of the population's genes
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