Answer:
uhhhh,I'm sorry maybe their just busy
Answer:
Fecal contamination can arise from sources such as combined sewer overflows, leaking septic tanks, sewer malfunctions, contaminated storm drains, animal feedlots, and other sources. ... coli may be washed into creeks, rivers, streams, lakes, or ground water
Explanation:
Non-target organisms (NTO) are species not targeted for control using a particular Cry protein expressed in transgenic plants, but may become exposed to it by feeding directly on plant tissues or indirectly on herbivores or parasites, or by direct ingestion via the environment, such as in the soil or water
Answer:
P versus NP.
Hodge conjecture.
Riemann hypothesis.
Yang–Mills existence and mass gap.
Navier–Stokes existence and smoothness.
Birch and Swinnerton-Dyer conjecture.
Explanation: