Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord
A) is your best answer.
Relative Dating gives the 'relative dating', which allows one to find the difference of age between many different of fossils. However, radioactive dating is used to get a more exact measurement of a fossil, but it can only be used for certain types of fossils.
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Due to the cones in your eyes(OR else they're called the photo receptors together with Rods)
The pancreas is the organ that releases most of the digestive enzymes needed for chemical digestion. Since the food is entering from the stomach, much of the enzymes are alkaline to neutralize the acid & protect the small intestines.
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It will either have to divide or it will die.
This is because of the surface to volume ratio...as the cell grows, its surface to volume ratio gets smaller. It gets much more difficult to transport nutrients in and waste out.
