Answer:
alcohol is a mood altering substance
Answer:
The exogenous pathway occurs when MHC class II molecules present fragments derived from extracellular (exogenous) proteins that are located within the cell. First, pathogens are phagocytized, then endosomes within the cell break down antigens with proteases, which then combine with MHC II.
Explanation:
Answer:
kailangan nating respetuhin ang kultura, tradisyon, at relihiyon ng ating kapwa asyano
Answer:
The process of prenatal development occurs in three main stages. The first two weeks after conception are known as the germinal stage, the third through the eighth week is known as the embryonic period, and the time from the ninth week until birth is known as the fetal period.
Explanation:
