This is additive color. Red, green and blue are the primary colors of white light. All three colors will result in white, the absence of all three will produce black. When two primary colors of light are added together, you get a color that is brighter than either of its components.
MYTH: A blood spot inside the egg means the egg is fertile. FACT: A blood spot inside an egg can occur at various points in a hen's reproductive system as a result of a blood vessel rupturing. It can be the result of a genetic predisposition, a vitamin A deficiency, or a random event.
Take away some of the guesswork with our free ovulation calculator. Just answer the ovulation calculator's simple questions and you'll find out what time of the month you're the most fertile, so you'll have the best chance of getting a positive result on your next pregnancy test.