Foods that have roughly the same number of calories from fats, calories, and protein will be found closer to the center of the pyramid. Read more about the Caloric Ratio Pyramid. Caloric Ratio Pyramid for BURGER KING, CROISSAN'WICH with Sausage, Egg and Cheese.
Compound heterozygosity. Compound heterozygosity in medical genetics is the condition of having two heterogeneous recessive alleles at a particular locus that can cause genetic disease in a heterozygous state.
When a person has two copies of the MTHFR C677T gene mutation (homozygous) or one copy of MTHFR C677T and one copy of A1298C (compound heterozygous), decreased MTHFR enzyme activity slows down the homocysteine-to-methionine conversion process and can lead to a buildup of homocysteine in the blood.