<span>The nuclei of the original Shoemaker-Levy 9
comet break into many pieces as a result of a close approach to the planet Jupiter.
During this close approach, the uneven gravitational attractions of the Jupiter
on the Shoemaker-Levy 9 comet’s far and near edges broke the fragile nuclei
apart.</span>
Answer:
the answer is c) Test subjects may get bored and want to quit early.
Explanation:
<span>The skeletal system also protects
internal organs and produces blood cells. Bones provide calcium that is
essential for the proper functioning of the nervous system. ... Sensory receptors in joints between bones send signals about body position to the brain. The brain regulates the position of bones by controlling muscles.</span>
It takes place in the ribosomes