What Is The Action Of Lactase? Lactase functions at the brush border to break down lactose into smaller sugars called glucose and galactose for absorption. How does lactase break down lactose? Normally, when we eat something containing lactose, an enzyme in the small intestine called lactase breaks it down into simpler sugar forms called glucose
Can Lactose Travel Through Facilitated Diffusion? We associate these components of lactose transport with facilitated diffusion and active transport, respectively. What can pass through by facilitated diffusion? Facilitated diffusion therefore allows polar and charged molecules, such as carbohydrates, amino acids, nucleosides, and ions, to cross the plasma membrane. … Carrier proteins are responsible for the
What Mutation Causes Lactase Persistence In Humans? Within European and populations of European ancestry, they are almost entirely correlated with the presence of the −13,910 C/T mutation in the enhancer region of the lactase gene (LCT). Is there only one mutation that causes lactase persistence? Some humans, however, continue to produce lactase throughout adulthood, a