Your study reveals an LD50 of about 1200mg/kg for dichloroethene. You measure a sample of tap water and discover that it contains 0.007mg dichloroethene per liter. Would you consider this to be a dangerous level of this toxin, or an acceptable level? Justify your answer.

Looking at this image, what relationship can be drawn from it? the lower the degree of latitude, the lower the degree of temperature there is no relationship between latitude and temperature the higher the degree of latitude, the higher the degree of temperature the lower the degree of latitude, the higher the degree of temperature

What does natural resource management aim at ?

Where substance is produced during cellular respiration