The most common source of contamination with E.coli is by eating contaminated food like meat and eggs.
Answer:
Explanation:way
Hey I did a good night morning is the time for the
Answer:
. A DNA molecule in a human chromosome can be up to 250 million nucleotide-pairs long; in contrast, most RNAs are no more than a few thousand nucleotides long, and many are considerably shorter.
Xray diffraction images produced by Franklin showed that DNA is a double helix.
Bone Marrow is tissue in the hollow centers of our bones, it has stem cells which produce our blood cells. It also produces red blood cells that give oxygen to the whole body. Hope this helped : )