Which of these is a compound?
Oo
O CO2
O 0,
O Co

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

What is a group of organisms that are closely related and share similar characteristics

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?