Arise from a single fertilized egg and are thus genetically almost identical.

All ova contain sex chromosomes corresponding to: x y xx xy

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?

Communication and transportation have improved as a result of scientific advancements. select the best answer from the choices provided of mark this and return save and exit next