Human reproductive ecology to aid infant survival and growth. Lactational strategies vary cross-culturally, but can typically be defined by sibling sets and sex ratios, frequency of nursing, entire lactational duration, and milk composition. Milk is composed of my bioconstituents, but only a few will be outlined here. In the first days of puerperium, the first milk is thick and yellowish, also called colostrum. For weeks after that, mature milk is expressed and it has been shown that fetal-mammary gland signaling occurs even before birth in determining milk type and concentrations based on the fetus sex. Colostrum plays an important role in establishing the
Bangor Academy and Sixth Form College Bangor Academy and Sixth Form College Bangor Academy and Sixth Form College ("informally" Bangor Academy) is a secondary school located in Bangor, Co Down, Northern Ireland. The school was formed as part of a merger between the Bangor High for Girls school and Gransha Boys' High school. The name for the newly formed school was Bangor Academy and Sixth Form College. Mr. AWJ Hyndman was appointed to be the school's first Principal. The motto of Gransha Boys' High school was 'Conando Progredimur' ("endeavour to be better"). The school was eventually bulldozed and cleared in 2008. The schools officially merged in