The answer that fits the blank would be 12 to 16 breaths per minute. This is the range when the adult is at rest. Depending on the age, the younger the person is, the higher is his or her average respiratory rate. Also, if the person does not meet this normal range, he or she may be suffering from a certain lung disease of breathing difficulties.
C. Mendel is considered "The father of genetics". Because he discovered the tall and short pea plants
Chemical methods--It includes ion exchange, precipitation, oxidation and reduction, and neutralization.........
Thermal methods--In this, high-temperature incineration, which not only can detoxify certain organic wastes but also can destroy them....
Biological treatment-- It is of certain organic wastes, such as those from the petroleum industry by a special method called landfarming
Physical treatment-- It concentrates, solidifies, or reduces the volume of the waste. Physical processes include evaporation, sedimentation, flotation, and filtration....