Answer:
PCBs and DDT are chemicals that were banned more than 30 years ago, but our air, water, land, and bodies are so contaminated that decades of cleanup efforts have yet to eliminate their threats to our health. Today, food is one of the most likely exposure routes to PCBs.
Protein phosphates have the opposite effect as protein kinases. They dephosphorylate proteins. An example is the Protein phosphatase 1 that is significant to transcription regulation in the cell nucleus. If Protein phosphatases are not working, the cells would be unable to respond to environmental stimuli and would die.
1 is nucleic acids and 2 is nucleic acids
The best response by the nurse is, this is the deepest stage of sleep and without it, you will be tired and depressed. In addition, an electroencephalogram or as called as (EEG) is a noninvasive test that registers electrical configurations in the brain. The examination is used to diagnose circumstances such as confiscations, epilepsy, head damages, faintness, headaches, brain tumors and sleeping disorders. It can also be used to settle brain bereavement.
Reptile answer option no 1