Rickets is a disease of growing bones. Consequently, it usually is seen in young, weaned, growing pigs in which there is a deficiency, an imbalance, or a failure of utilization of calcium, phosphorous or vitamin D. Rickets usually is caused by a dietary deficiency of vitamin D or phosphorus. And Osteoporosis a medical condition in which the bones become brittle and fragile from loss of tissue, typically as a result of hormonal changes, or deficiency of calcium or vitamin D. More than 10 million Americans have osteoporosis, but most do not realize that they have it.
One of the big differences is one occurs mostly to pigs and the other effects adults.Another difference is one occurs while the bones are growing and the other happens after the bones are already grown. I hope this helps!!!
The most likely to be found in a dichotomous key for identifying a tree by its leaves are the leaf bases attached opposite to each other on the branch.
<h3>How is a dichotomous key used to identify species?</h3>
A dichotomous key is an essential scientific tool, used to identify different organisms, established the organism's observable characters. Dichotomous keys consist of a series of statements with two choices in each step that will lead users to the correct identification.
Thus, option "c" is correct.
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Answer:
The answer is option D. The retina is interrupted by the optic nerve.
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