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Definition
| a graphical representation of the variability of data. |
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Definition
| summary of the spread of data around the mean. 68% of all values fall between one standard deviation of the mean. |
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Definition
| the passive movement of particles from a region of high concentration to a region of low concentration. |
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Definition
| the passive movement of water molecules across partially permeable membrane, from a region of lower solute concentration to a region of higher solute concentration. |
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Definition
| a gobular protein which acts as catalysts of chemical reactions. |
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Definition
| a region on the surface of an enzyme to which substrates bind and which catalyses a chemical reaction involving the substrates. |
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Definition
| a structural change in a protein that results in the loss of its biological properties. heat and pH are agents of denaturation. |
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Definition
| the controlled release of energy from organic compounds in cells to form ATP. |
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Definition
| a heritable factor that controls a specific characteristic. |
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Definition
| one specific form of a gene, differing from other alleles by one or a few bases only and occupying the same gene locus as the othe alleles of the gene. |
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Definition
| the whole of the genetic information of an organism. |
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Definition
| chromosomes that have the same genes as each other, in the same sequence, but not necessarily the same alleles of those genes. |
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Definition
| the alleles of an organism. |
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Definition
| the characteristics of an organism. |
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Definition
| the allele that has tha same affect on the phenotype whether it is present in the homozygous or heterozygous state. |
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Definition
| an allele that only has an affect on the phenotype when it is present in the homozygous state. |
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Definition
| pairs of alleles that bothe affect the phenotype when present in a heterozygote. |
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Term
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Definition
| the particular postion of a gene on a homologous chromosome. |
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Definition
| having two identical alleles of a gene. |
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Definition
| having two different alleles of a gene. |
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Definition
| an individual that has one copy of a recessive allele that causes a genetic disease in individuals that are homozygous for this allele. |
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Definition
| testing a suspected heterozygote by crossing it with a known homozygous recessive. |
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Definition
| the association of a characteristic with gender, because the gene controlling the characteristic is located on a sex chromosome. |
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Definition
| a group of genetically identical organisms or a group of cells derived from a single parent cell. |
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Definition
| a group of organisms that can interbreed and produce fertile offspring. |
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Definition
| the environment in which a species normally lives or the location of a living organism. |
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Definition
| a group of organisms of the same species who live in the same area at the same time. |
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Definition
| a group of populations living and interacting with each other in an area. |
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Definition
| a community and its abiotic environment. |
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Definition
| the study of relationships between living organisms and their environment. |
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Definition
| an organisms position in the food chain. |
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Definition
| the cumulative change in the heritable characteristics of a population. |
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Definition
| an organism or virus that causes disease. |
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