If the genes for the two traits are on the same chromosome, alleles for each trait will always appear in the same combinations (ignoring recombination). With one row or column for each allele combination, the total number of boxes in a Punnett Square equals the number of rows times the number of columns.
November Birthstone Color. The November birthstone color is usually light to dark yellow, however, topaz, the official November birthstone comes in a range of great colors such as several shades of yellow, pale green, blue, red, pink, black, and brown. Pure topaz is actually a colorless stone. The red and pink topaz gets their color from chromium.
TOPAZ November Birthstone. In shades of yellow, brown, honey, green, blue, red, pink and sometimes no color at all, Topaz has a mass appeal. Topaz is often found in an amber gold, yellow, or a blushing pink orange but a pale pink or a sherry red Topaz is very exceptional. The most prized color of Topaz is called Imperial Topaz and features a magnificent orange with pink undertones. Blue, once the most rare color of Topaz, is the most common today due to manâs ability to enhance its color; Topaz with a naturally blue color is very rare. The ancient Egyptians and Romans associated this golden gem with the sun god giving it the power to protect and heal.