Most energy conversion processes are not efficient. true or false?

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis