frogs are often dissected to show u how to tell frogs part from male or female and to show u the insides of frogs u may think this is mean but it's not there are already a bunch of frogs on earth and plus u will be learning somethin new!
Nearly 1/3 of the 6,485 frog species are nearing to be endangered because of dissection because every year, millions of them are used in elementary, secondary, and college science classes.
They aren't. Sometimes people dissect other creatures like lab rats.
I guess it's a matter of what is cheap and available.
A speech laboratory is a specialized facility equipped with technology for assessing and improving speech and language skills. It is commonly used for speech therapy, accent modification, and research on speech production and perception. Speech laboratories often include tools like audio-visual equipment, recording devices, and software for analyzing speech patterns.
Frogs are mostly used in research because they are the closest living relatives to man that are easy to raise in captivity and their embryos are easily handled when doing studies.
SPSS is often used for statistical analysis.
Examples of laboratory glassware: all types of pipettes; for high volumes we can use a Berzelius beaker, cylinders, funnels.
EDTA
it is a valve made of glass often used in laboratory glasswares such as separatory funnels, burets, etc.
Indian tribes in south America uses it as weapon (diping their spikes in it).
It is used for sterilizing laboratory apparatus.
It is used in a laboratory, but is not considered a laboratory tool by most people.
Tap water often has additives, distilled water is justwater
A triangular file is often used to stir chemicals, as well as to scratch glass tubing before breaking it.
Thermocouples that include an alloy of platinum and iridium are often used to measure temperature in a laboratory.