True or False: Researchers have developed new corn varieties known as "low-lysine" corn.

The assertion that researchers have developed new corn varieties known as "low-lysine" corn is indeed accurate; therefore, the correct answer should be recognized as true. Low-lysine corn has been an area of research, particularly in addressing nutritional deficiencies. The development of such varieties is linked to the goal of improving protein quality and managing the amino acid profile of corn, thus making it a significant area of focus in agricultural science and crop improvement efforts. Low-lysine corn varieties have potential benefits in livestock feed, where the amino acid balance is critical for the health and growth of animals.

In some contexts, the mention of regional differences may imply variability in availability or research focus, but the general fact about the existence of low-lysine corn is independent of such factors. Additionally, labeling the statement as false misses out on the advancements and ongoing research in plant genetics and crop improvement.