To be considered fresh water, water must contain salt in a concentration

Which entry is in the wrong position in the table?

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

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