On average, there are 224 sunny days per year in Guadalupe County, Texas. The July high is around 94 degrees. The January low is 40. Sperling's comfort index for Guadalupe County is a 68 out of 100, where a higher score indicates a more comfortable year-around climate. The US average for the comfort index is 54.
Merkels tactile disk. A single sensory nerve ending characterized by a terminal cuplike, expanded tip that is in contact with the base of a single specialized epithelial cell in the epidermis. It functions by receiving touch, pressure, and texture, and relaying the information to the brain.
A Dictionary of Biology. Â© A Dictionary of Biology 2004, originally published by Oxford University Press 2004. imaginal disc A group of undifferentiated cells in an insect larva that develops into a specific adult structure. Imaginal discs are derived from the blastoderm. They do not undergo further development until the pupal stage, when they start to differentiate into adult epidermal structures, such as eyes, antennae, and wings, under the control of the hormone ecdysone.