El color marrón en los ojos está determinado por el alelo M. Una mujer de ojos marrones cuya madre tenía los ojos azules y cuyo padre era Homocigótico, decide tener 4 bebés con un hombre de ojos marrones. El padre de éste también tenía los ojos azules y su madre era Homocigótica. La presencia de color marrón en los ojos domina sobre el azul.

Explanation:

Here's a clearer rendering of text;

"The brown color in the eyes is determined by the M allele. A brown-eyed woman whose mother had blue eyes and whose father was Homozygous, decides to have 4 babies with a brown eyed man. His father also had blue eyes and his mother was homozygous. The presence of brown in the eyes dominates the blue".

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.