In a traffic circle, roundabout signs control the traffic. I hope this helps. :)
Polyploidy is the term that describes the chromosomal abnormality of having extra chromosomes.
Answer:Use the word RNA (Ribonucleic acid) in a sentence
Explanation:Viruses represent a large group of infective agents that are composed of a core of nucleic acids, either RNA or DNA, surrounded by a layer of protein.