Delta and it is called this because it looks like the Delta symbol
This response helps decrease body temperature. Another example of negative feedback has to do with blood glucose levels. ... If a raise in body temperature (stimulus) is detected (receptor), a signal will cause the brain to maintain homeostasis (response).
G1 is followed by S phase (synthesis), during which DNA replication takes place. The completion of DNA synthesis is followed by the G2 phase (gap 2), during which cell growth continues and proteins are synthesized in preparation for mitosis.
Ph in ground water ranges from 6.5 to 8.5 any higher would be low-quality so the answer would most clearly be Low levels of fecal coliform.