The answer is the Xist RNA, x-inactive specific transcript is a gene on the X chromosomes of the placental mammals that acts as a major effector of the X inactivation process. Non coding RNA is a functional RNA molecule that is transcribed from DNA but not translated into proteins.
Answer: A group that closet matches characteristics
Explanation:
A representative sample is a group that closely matches the characteristics of its population as a whole. In other words, the sample is a fairly accurate reflection of the population from which the sample is drawn.
When we use water, we often use too much. We waste it. When washing cars, showering, brushing our teeth etc. Because of wastefulness, there are places that don't have the luxury of being able to wash their car well, and can't water their lawns for more than a few minutes a day.
I hope I was able to help. Best of luck.
