RNA molecules is produced. RNA polymerase is catalyzed while transcribing DNA molecules into RNAm
A metaphor for courage might be describing someone as having "the heart of a lion". He does not actually have the heart of a lion, it's a metaphor to show that he is courageous.
actions, thoughts and words
Answer:
no, we cant say "could have HAVE been"
Explanation:
saying double have sounds weird and isn't the right way to talk.
You did not provide the remaining sentences, but the first sentence provided The coast of Florida is home to many unique sea creatures like the manatee does not need revision for redundancies because it is correct.