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| The group of mammals that includes lemurs, lorises, tarsiers, monkeys, apes & humans |
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| The class of vertebrate animals distinguished by bodies covered with fur, self-regulating temperature, and in females milk-producing mammary glands |
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| The smallest working unit in the system of classification. Among living organisms, species and populations/ groups of populations capable of interbreeding and producing fertile viable offspring |
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| In the system of plant and animal classification, a group of like species |
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| The science of classification |
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| (In Biology), structures possessed by different organisms that are superficially similar due to similar function; without sharing a common developmental pathway or structure |
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| (In Biology), structures possessed by 2 different organisms that arise in similar stages during embryonic development, though they may possess different functions |
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| The evolutionary process through which factors in the environment exert pressure, favoring some individuals over others to produce the next generation |
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| Portions of DNA molecules that direct the synthesis of specific proteins |
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| The Mendelian principle that variants of genes for a particular trait retain their separate identities through the generations |
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| Law of Independent Assortment |
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| The Mendelian principle that genes controlling different traits are inherited independently of one another |
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| In the cell nucleus, the structures visible during cellular division consisting of a complex molecule whose base structure directs the synthesis of proteins |
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| DNA (Deoxyribonucleic Acid) |
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| The genetic material consisting of a complex molecule whose base structure directs the synthesis of proteins |
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| One half of the "X" shape of chromosomes visible once replication is complete. Sister chromatids are exact copies of each other |
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| Alternate forms of a single gene |
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| The complete structure sequence of DNA for a species |
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| A kind of cell division that produces new cells having exactly the same number of chromosome pairs, and hence copies of genes, as the parent cell |
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| A kind of cell division that produces the sex cells, each of which has half the number of chromosomes found in other cells of the organism |
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| Refers to a chromosome pair that bears identical alleles for a single gene |
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| Refers to a chromosome pair that bears different alleles for a single gene |
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| The alleles possessed for a particular trait |
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| The observable or testable appearance of an organism that may or may not reflect a particular genotype due to the variable expression of dominate and recessive alleles |
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| The ability of one allele for a trait to mask the presence of another allele |
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| An allele for a trait whose expression is masked by the presence of a dominate allele |
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| The protein that carries oxygen in the RBC's |
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| Two or more genes contribute to the phenotype expression of a single characteristic |
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| (In Biology), a group of similar individuals that can and do interbreed |
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| All the genetic variants possessed by members of a population |
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Changes in allele frequencies in populations
a.k.a. Microevolution |
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| Chance alteration of genetic material that produces new variation |
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| Chance fluctuations of allele frequencies in the gene pool of a population |
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| A particular form of genetic drift deriving from a small founding population not possessing all the alleles present in the original population |
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| The introduction of alleles form the gene pool of one population into that of another |
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| A series of beneficial adjustments to the enviroment |
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| An inherited form of anemia caused by a mutation in the hemoglobin protein that causes the red blood cell to assume a sickle shape |
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| Gradual changes in the frequency of an allele or trait over space |
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