| A | B |
| Evolution | A change over a period of time |
| Living Diversity | Variety of living things |
| Adaptations | Physical and behavioral traits that enable organisms to survive |
| Fitness | The ability of an individual to survive and reproduce |
| Homologous Structures | Similar structures, but different functions |
| Vestigial Organs | Structures that have little or no obvious purpose |
| Natural Selection | The survival of the fittest |
| Artificial Selection | Breeding of organisms by humans |
| Common ancestor | An ancestor to one or more different species |
| Speciation | The formation of a new species |
| Darwin | Father of Evolution theory |
| Galapagos Islands | Where Darwin studied unusual species |
| Beagle | Darwin's Ship |
| Hominid | Scientific name for human |
| Apes | Chimps and Gorillas are part of this |
| Old World Monkeys | Baboon is part of this group |
| Prosimians | Big-eyed nocturnal primates |
| Opposable thumb | Adaptation unique among primates |
| Population | All individuals of a species that live together at one time |
| Extinction | To disappear completely as a species |
| Mesonychid | Link between modern whales and hoofed mammals |
| Homo sapiens | Wise man - Us |
| Homo erectus | Upright man |
| Homo habilis | Handyman |
| Australopithecus | Genus of which "Lucy" is part |
| Bowl shaped pelvis | One adaptation unique to hominids |
| Bipedalism | Ability to walk upright on two legs |
| Tarsier and lemur | Examples of prosimians |
| Primates | Prosimians, monkeys, apes and humans |
| C-shaped spine | Vertebrae shape of gorilla |
| S-shaped spine | Vertebrae shape of hominids |
| Lucy | Australopithecus found in Ethiopia |
| Order of hominids on Earth | Australopithecus, Homo habilis, Homo erectus, Homo sapiens |
| Fossil | Preserved or mineralized remain |
| Finches | Birds that showed big differences on Galapagos |
| Virus | Segments of DNA/RNA in a protein coat |
| Capsid | Virus protein coat |
| Bacteriophage | Virus that infects bacteria |
| Pathogen | Agent that causes disease |
| Lytic Cycle | Cycle of viral infection, replication and cell destruction |
| Lysogenic Cycle | Cycle of replication without cell destruction |
| HIV | Human Immunodeficiency Virus |
| Binomial nomenclature | Two-word Latin system for naming things |
| Taxonomy | Science of classification |
| Genus and Species | Levels of classification that names a particular organism |
| K,P,C,O,F,G,S | Order of classification terms |
| Kingdom | Most general level, contains phyla |
| Phylum | Level that contains classes |
| Class | Level that contains orders |
| Order | Level that contains families |
| Family | Level that contains genera (genuses) |
| Genus | Level that contains species |
| Species | Most specific level; can contain subspecies |
| Canis familiaris | Domestic dog |
| Canis lupus | Wolf |
| Felis domesticus | Housecat |
| Six kingdoms | Archaebacteria, Eubacteria, Protists, Fungi, Plants, Animals |
| Airborne viruses | Chickenpox, flu, rubella, mumps, smallpox |
| Foodborne, waterborne viruses | Hepatitis A & B, Polio |
| Linneaus | Developed the system of binomial nomenclature |
| Retina | Eye part that processes light |
| Sclera | White part of the eye |
| Cornea | clear covering on front of eye |
| Iris | Colored tissue around the pupil |
| Pupil | Round opening in center of eye |
| Lens | Part of eye that focuses light |
| Tapetum | The back iridescent blue layer of the eye |
| Optic Nerve | The connection from the eye to the brain |