For the answer to the question above, I believe that <span>the mutation is likely in any type of regulatory sequence.The mutation is probably acting to reduce or prevent transcription initiation.</span>
I hope my answer helped you in some ways.
1) Weather services gives up to 8 hours of watch time because its just a prediction and might not be accurate
2) Necessary precautions is when there is a dangerous weather alert coming towards you and you need to go for safety
3) When theres a warning, it means to look out for something and be safe at the same time