Answer:
a. it is raining in both cities
Explanation:
The small particles of rock or the remains of living things that make up sedimentary rocks are called cement<span>.</span>
Answer: Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule. Transcription is performed by enzymes called RNA polymerases, which link nucleotides to form an RNA strand (using a DNA strand as a template).
Explanation: