To be strictly genetic; evolution is the change in allele frequency over time in a population of organisms. Loosely; evolution is change over time in living organisms.
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Since there is no such thing as a trem it is not surprising that 3x plus y is not a trem!
LAF means look and feel.
Countries controlled by a more powerful nation
A square or rectangler plot of land marked off for the study of plants and animals
Trem Desportivo Clube was created in 1947.
Trem da Alegria was created in 1984.
Trem da Alegria ended in 1993.
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What does the medical trem gross intra parenchymal abnormality mean
O Trem da Morte was created in 1924.
A hypothesis is an idea suggested in order to explain data (information). It's essentially the same as a theory. For example, evolution is a hypothesis that explains why different groups of plants and animals have different similarities. Once a hypothesis has been suggested, you go and collect more data that will either support the hypothesis or contradict it. In the case of evolution, DNA patterns and protein similarities support the hypothesis.