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One of the earliest was the Padua botanical garden.
These gardens facilitated the academic study of plants.
"Some disappear over time and it's the relative proportions of these chemicals that allow us to date a fingerprint." Previous attempts to crack the formula for dating fingerprints failed because they focused on the amounts of chemicals, rather than their relative proportions, says De Puit.
Taking into account the temperature of the original prints' surroundings, which affects the speed of deterioration, forensic experts can now date fingerprints to within "one or two days", up to 15 days.
A botanist or plant scientist is a scientist who specialises in this field.1248) wrote on botany in a systematic and scientific manner.In the mid-16th century, "botanical gardens" were founded in a number of Italian universities – the Padua botanical garden in 1545 is usually considered to be the first which is still in its original location.In the last two decades of the 20th century, botanists exploited the techniques of molecular genetic analysis, including genomics and proteomics and DNA sequences to classify plants more accurately.Modern botany is a broad, multidisciplinary subject with inputs from most other areas of science and technology.
Medieval physic gardens, often attached to monasteries, contained plants of medical importance.