Octopus<span> muscle fibers run in all directions; when contracted, they form a "skeletal" support system.</span>
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The sensory nervous system transmits information from receptors to the CNS, while the motor nervous system transmits information from the CNS to the rest of the body.
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Answer:
Option A
Explanation:
The flower cells are hypertonic to fresh water but hypotonic to the salt solution.
Flower cell is hypertonic to fresh water, this means that the amount of solute in the solution outside the flower cell is higher than the solute content inside the flower cell.
While when a flower cell is hypotonic, it means that the amount of solute in the solution outside the flower cell is lower than the solute content inside the flower cell.
This is the reason why a flower plant placed in vase of water stood and become erect, while the same flower placed in a salt solution wilted.
Hence, option A is correct
The first line of defense, <span>includes physical and chemical barriers. These include your skin, tears, mucus, cilia, stomach acid, urine flow, bacteria and white blood cells called necrophiliacs.</span>
