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.
Marjoram Essential Oil: Uses, Benefits and Precautions. Marjoram essential oil (Origanum majorana) is steam distilled from the leaves of the plant. It has been used historically for both physical ailments and spiritual rituals. It can be used in food flavorings (only a teeny, tiny bit is needed!), as well as to complement your health supplements.