Scientists have discovered a fossil that they believe to be an ancestor to modern day sharks. Which of the following is the most reliable piece of
evidence that supports this conclusion? *
A. Teeth from the fossil closely resemble the teeth of modern day shark.
B. The fossil bones are within the normal size range of modern day sharks.
O
C. Bone structures of the fossil are compared t cry o a modern day shark and several
similarities are noted.
D. DNA samples from the fossil and from a modern day shark have been compared
and show a high percentage of similarities

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it's unlikely a majority of a large population would agree on issues

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what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.