At the traffic signals our eyes get burning sensation due to the fumes emitted by vehicles. In this case the receptor is

Ankush noticed that air pollution has increased in the market due to vehicles. Which gas is emitted by vehicles in a large quantitry that causes air pollution?

A message is always displayed at the traffic signals, which reads "Stop the vehicle engine at the red lights to save the fuel' Why it is recommended to stop the vehicle engine at the red light signals?

This pollutant causes burning sensation of throat and eyes and also vomiting:

This pollutant causes burning sensation of throat and eyes and also vomiting:

Hormones are called chemical signals that stimulate specific target tissues. Their speci- ficity is due to the presence of signal receiv- ing 'receptors' only in the respective target tissues. Where are these receptors present in case of hormones of protein nature

Hormones are called chemical signals that stimulate specific target tissues. Their speci- ficity is due to the presence of signal receiv- ing 'receptors' only in the respective target tissues. Where are these receptors present in case of hormones of protein nature