Answer:
The promoter region/sequence
Explanation:
Promoter sequences/region is where the transcription factors and RNA polymerase must attach before the gene can be transcribed. SO if we mutate this sequence, the transcription factors and RNA polymerase won't recognize it thus would not attach and transcribe the targeted gene.
Caused by sexual contact are more difficult to treat..
Answer:
cut down and remove every tree from (an area)
Explanation:
hope that helps
Yes, I believe that's why it's called the parent cell.
