In a healthy pregnancy your HCG levels should double every 48 hours. But when the pregnancy is not progressing the way it should as in the case of chromosomal abnormality your HCG may rise at slower rates or rise at first and then start to decline.
Definition of moot. 1 : a deliberative assembly primarily for the administration of justice; especially : one held by the freemen of an Anglo-Saxon community.
Moot court. Moot court is an extracurricular activity at many law schools in which participants take part in simulated court proceedings, usually involving drafting memorials or memoranda and participating in oral argument. In most countries, the phrase moot court may be shortened to simply moot or mooting.