Big Bang Theory Intro #2: Magnified Roundworms

We continue our jaunt through the microscopic world from Onions to some higher lifeforms. This time we are still seeing mitosis:

The Big Bang Theory #2: Roundworms

The image in question comes from Jupiter Images stock photography, and is labelled as “Ascaris bivalent mitosis magnified 200x”. Ascaris is a roundworm, which can infect pigs or humans. It lives in the small intestines and produces lots of eggs. This reminds me of an episode of the Soup where they had some stupid reality show doctor clip about getting tapeworms because of bad sanitation, which is where you would get these. Ascaris lumbricoides is the most common worm infection, affecting more than a billion people.

Just one more reason for me to wash my hands.