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fat
[ fæt ]
any of a group of solid natural esters of glycerol and various fatty acids, the main constituents of animal and vegetable fat
flora
[ 'flɔ:rə ]
the plants of a particular region, habitat, or geological period
fauna
[ 'fɔ:nə ]
the animals of a particular region, habitat, or geological period
cell
[ sel ]
the smallest structural and functional unit of an organism, consisting of cytoplasm and a nucleus enclosed in a membrane
tissue
[ 'tiʃu: ]
any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products
membrane
[ 'membrein ]
a skin-like covering or sheet in an organism or cell
evolution
[ ,i:və'lu:ʃən ]
the process by which different kinds of living organism are believed to have developed, especially by natural selection
creation
[ kri'eiʃ(ə)n ]
the creating of the universe regarded as an act of God
natural selection
[ 'næʧrəl si'lekʃən ]
the evolutionary process whereby organisms better adapted to their environment tend to survive and produce more offspring
photosynthesis
[ ,fəutəu'sinθisis ]
the process by which green plants use sunlight to synthesize nutrients from carbon dioxide and water
family
[ 'fæmili ]
a principal taxonomic category ranking above genus and below order
species
[ 'spi:ʃi:z ]
a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
subspecies
[ səb'spi:ʃɪz ]
a subdivision of a species, usually a geographically isolated variety
carbon dioxide
[ 'kɑ:bən dai'ɔksaid ]
a colourless, odourless gas produced by burning carbon and organic compounds and by respiration
nucleus
[ 'nju:kliəs ]
a structure present in most cells, containing the genetic material
carbohydrate
[ ‚kɑ:rbəʋ'haɪdreɪt ]
any of a large group of compounds (including sugars, starch, and cellulose) which contain carbon, hydrogen, and oxygen
population
[ ,pɔpju'leiʃn ]
a community of interbreeding organisms
protein
[ 'prəuti:n ]
any of a class of organic compounds forming structural components of body tissues
gene
[ ʤi:n ]
a distinct sequence of DNA forming part of a chromosome, by which offspring inherit characteristics from a parent
food chain
[ fu:d ʧein ]
a series of organisms each dependent on the next as a source of food
fossil
[ 'fɔsl ]
the remains or impression of a prehistoric plant or animal embedded in rock and preserved in petrified form
migration
[ mai'greiʃən ]
an act or the process of moving from one place to another
enzyme
[ 'enzaim ]
a substance produced by a living organism and acting as a catalyst to promote a specific biochemical reaction
chromosome
[ 'krəuməsəum ]
a thread-like structure found in the nuclei of most living cells, carrying genetic information in the form of genes
mutation
[ mju:'teiʃən ]
a change in genetic structure which results in a variant form and may be transmitted to subsequent generations
cytoplasm
[ 'saitəplæzm ]
the material or protoplasm within a living cell, excluding the nucleus
heredity
[ hi'rediti ]
the passing on of physical or mental characteristics genetically from one generation to another
amoeba
[ ə'mi:bə ]
a microscopic single-celled animal which is able to change shape
biorhythm
[ ’baɪəʋrɪðəm ]
a recurring cycle in the physiology or functioning of an organism, such as the daily cycle of sleeping and waking
mitochondrion
[ ‚maɪtə'kɒndrɪən ]
a structure found in large numbers in most cells, in which respiration and energy production occur
 
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