Evolution Comic Strip
Siužetinės Linijos Tekstas
- At home
- Hey mom, something at the back of my mouth hurts.
- I'm sure it will go away soon. We can get it checked out tomorrow if you would like?
- Bakery
- The next day
- Dentist Office
- Post Office
- Hey buddy, what's going on.
- I think I know what it is.
- Something at the back of my mouth hurts, it feels like something is growing in.
- What's a vestigial structure?
- Kids around your age sometimes grow what we call wisdom teeth at the back of your teeth. Not everyone gets them but they are a vestigial structure.
- That's kind of cool, what are other examples of vestigial Structures.
- A vestigial structure is various cells, tissues, and organs in a body which no longer serve a function. The reason we sometimes grow wisdom teeth is because our ancestors adapted to their environment and since they often ate chewy plants or uncooked meat, they grew a third setour of molars
- Another good question, whales have a pelvic bone in the back of there body that serves no purpose.
- Are humans the only living things that can have a vestigial structure?
- Good question, other examples in the human are the tailbone and the appendix.
- The End
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