In a traffic circle, roundabout signs control the traffic. I hope this helps. :)
4 cells will result. Each cell will have 20 Chromatids which is half a chromosome. once sexual reproduction takes place, these 20 chromatids will match with those from the other parent cell to form chromosomes
It is a catecholamine. It is also known as adrenaline. It will increase the heart rate and other flight or fight responses.
