Because it relates to more than one branch of knowledge. It combines more than one academic disiplines.
Answer:
STP in chemistry is the abbreviation for Standard Temperature and Pressure. STP most commonly is used when performing calculations on gases, such as gas density. The standard temperature is 273 K (0° Celsius or 32° Fahrenheit) and the standard pressure is 1 atm pressure.
What??? what language is this?
Answer:
Biological Functions: processes and structures by which organisms adjust to short-term or long-term changes in their environment