Which of these is not a characteristic of a panic attack?
1. shortness of breath
2. disorganized speech
3. depersonalization
4. derealization

Eristics do scientists use to distinguish between organisms in different kingdoms

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis