the most anterior portion of the frontal lobe of each of the brain's cerebral hemispheres. It acts in attention, planning, and memory and is separated into a dorsolateral region and an orbito-frontal region.PREFRONTAL CORTEX: The prefrontal cortex is commonly referred to as the frontal association area..he most anterior portion of the frontal lobe of each of the brain's cerebral hemispheres. It acts in attention, planning, and memory and is separated into a dorsolateral region and an orbito-frontal region.
Growing Seedless Watermelons. If youâve enjoyed a delicious seedless watermelon, you might wonder how they are grown. It starts by treating watermelon seedlings with a chemical that makes the plant have 4 times (4X) their normal number of chromosomes. After planting, when this watermelon flowers, it receives pollen from a nearby normal (2X) watermelon. The result is a fruit that has seeds that are 3X .
How to Harvest a Seedless Watermelon. Seedless watermelons have unformed seeds that don't affect the fruit's flavor or texture. The fruit of some seedless watermelon cultivars provides a sweeter treat than some seeded varieties, according to Texas A&M AgriLife Extension. Harvesting methods for both seedless and seeded varieties are indistinguishable, but proper harvesting at the right time produces the best-tasting melon possible.