Which of the following is an example of an organ?
bacterium
mushroom
stomach
mitochondrion

What are some possible short and long term medical concerns for crew members on longer space exploration trips

Plants that have reproductive structures called cones are?

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