C: inability of somali government to protect resources (Apex)
<span>The scientific study of the distribution and
abundance of organisms and the interactions that determine distribution
and abundance. This definition encompasses not only the plants and
animals that Haeckel recognized but microscopic organisms such as Bacteria, Archaea and protozoa, as well.</span>
The correct answer is option D
the pineal gland releases melatonin into the bloodstream
In the exocrine system the organ releases certain substance other than hormone while in the endocrine system , the organs releases hormones.
In option D, melatonin is a hormone released by pineal gland and thus it is an endocrine function
The answer you are looking for is the <span>hypothalamus</span>
The knowledge gained will lead to further experimentation that could potentially result in a new use for the drug.