How many human genes are there? How long is our DNA? How much of your DNA is the same as the person sitting next to you? Since scholars began studying modern genetics in the mid-19th century, they've made some astounding discoveries about genes and inheritance—and every day they're learning more.
Simply put, the cell has DNA-RNA-Protein. Each very complex but work together. Which came first? What are the odds of ending up together in one cell? The body is believed to contain about 100 trillion cells. Chance? or Design? Detailed info on how the amazing design can be found at http://www.ncbi.nlm.nih.gov/pubmed/17668892
Inner ear. Part of the macula sacculi in the sacculus, a component of the organ of balance. When the head tilts, calcium carbonate crystals (otoconia red, bottom) are moved by the endolymph (transparent fluid) and stimulate the ciliated cells. The stimuli are then sent to the brain via the vestibular nerve.