The correct term to fill in the blank would be pancreas. It is the pancreas that is the primary site for non essential amino acid production in humans. It can be found in the abdomen. There are two functions that the pancreas do. First, it aids in the digestion, an exocrine function. Second, it helps in the regulation of substances inside the body, an endocrine function.
Antibiotics added to livestock feed have been found to increase their growth rate, reduce incidence of infection, reduces mortality and improve feed conversion ratio or feed efficiency.
According to the cephalocaudal trend, the head develops more rapidly during the prenatal period than the lower part of the body.
<h3>What is Cephalocaudal trend?</h3>
This refers to the pattern of growth during the prenatal stage in which the head grows more than the other parts of the body.
This is therefore the reason why option B was chosen as the most appropriate choice.
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