A vestigial structure is a structure that kind-of just "hangs out" in our bodies. We don't really need it, yet it is there. So, why is it there??? We probably needed it, for example, when we needed to digest plants. (Appendix) Some say that the appendix was used for digesting plants and berries, but it is really just speculation. We "evolved" to not need the appendix.
Here are some other vestigial examples: wisdom teeth, tail bone, pelvic bone in a snake, and wings on a flightless bird.
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I believe the answer is C, Sedimentary rock.
Hope this helps.
Answer:
1) [J] Sand dollar, 2) [G] Ants and grasshoppers, 3) [A], 4) [G]
Explanation:
Please don't be mad if I'm wrong on a few I'm in AP Environmental Science so I'm kind of keen on this stuff but still I'm trying to help!
Bowling bc ur not reacting to something thats directly coming at you
for an example catching the ball in basketball and having to shoot it right after
Answer:
The hydrogen atom has one <u>proton</u> and one <u>electron</u>.
