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The Work of the Modern Biologist. BRANCHES OF BIOLOGY. Biology is the science that studies life and living things, including the laws that govern the phenomena of life. It can be divided into few discrete areas:. BOTANY. PHYSIOLOGY. ZOOLOGY. MOLECULAR BIOLOGY. TAXONOMY. ENERGETICS.
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BRANCHES OF BIOLOGY Biology is the science that studies life and living things, including the laws that govern the phenomena of life.
It can be divided into few discrete areas: BOTANY PHYSIOLOGY ZOOLOGY MOLECULAR BIOLOGY TAXONOMY ENERGETICS MORPHOLOGY EMBRYOLOGY GENETICS EVOLUTION PALEONTOLOGY ECOLOGY
THE SCIENTIFIC METHOD It’s a method used by scientists to describe a particular occurrence.
The step of scientific method OBSERVATION HYPOTHESIS EXPERIMENT CONTROL THEORY LAW
THE TOOLS OF THE BIOLOGIST Biologist Measurement tools Miscellaneous tools Observation techniques
The importance of measurement for the modern biologist Measurement is a basic requirement of all research. Biometric is the science that combines mathematics and statistics needed to deal with the facts and figures of biology.
Measurement tools • Analytical balance • Manometer • Spectrophotometer • Geiger counter • - Scintillation counter
Observation techniques • Chromatography • Electrophoresis • Centrifuge • X- Ray diffraction • - Microscopes
Miscellaneous tools • Incubators • Refrigerators • Autoanalyzers • Automatic mixer • Stirrers and shakers • - Autoclaves
Laboratory equipment Magnifier Mortar and pestle Oven and muffle Petri dish Pipette Scalpel Scissors Swab Test-tubes in rack Wash bottle Watch glass Balance Bunsen burner Conical flask Evaporating dish Litmus paper Wire gauze Filter paper and funnel in beaker Flask and stopper Hood Inoculating loop Lancet
Clothing and protective equipment Apron Blanchet Cap Eye-wash Fire estinguisher First-aid kit Gloves Goggles Lab coat mask
RESEARCH MICROSCOPES Microscopes extend the investigators’ field of vision.
Type of microscopes • Research light microscope • Phase contrast • Ultraviolet • Trasmission electron microscope • Scanning electron microscope
BIBLIOGRAPHY P. Briano – A Matter of life - English for Chemistry, Biology and Biotechnology – Edisco P. Vaudo – On the Lab – Ed. Yuvenilia Author: Gabriele