Which statement is correct about a cell wall? it is a rigid layer that surrounds the plant cell. it is a rigid layer that surrounds the animal cell. it is an organelle inside the nucleus of a plant cell. it is an organelle inside the nucleus of an animal cell.

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