Introduction. The common disease-common variant (CDCV) hypothesis posits that common, interacting disease alleles underlie most common diseases, perhaps in association with environmental factors [1] , [2] .imilarly, The prevalence of the disease in the population is then: and the PAF is: The sibling recurrence risk is given by: where V a is the additive genetic variance divided by Îº 0 2, V d is the dominance genetic variance divided by Îº 0 2 and K = Îº/Îº 0.
Marula oil is extracted from the kernels (nuts) of the Marula tree (Sclerocarya birrea), from the Anacardiaceae family.arula oil contains a large proportion of monounsaturated fatty acids and natural antioxidants which make the oil very stable.
Mineral oil is one of the most commonly used oils in skin care products, but it often gets a bad rap. Here's what's fact and what's fiction when it comes to this frequently used moisturizer. 1  Rumor: Mineral oil dries the skin and causes premature aging.ineral oil is one of the most commonly used oils in skin care products, but it often gets a bad rap. Here's what's fact and what's fiction when it comes to this frequently used moisturizer. 1  Rumor: Mineral oil dries the skin and causes premature aging.