Ptic factors will undergo (1.) So, whether
nge, and if we will not do" something, then, we will suppe
time goes by, the (3.)__and (4.)
(6.)
changes. The following reasons caused a
ehicles, growing number of (8.)__and establishm
landslides, man-made disturbances such as logging, minin
air, soil and water take place, (10.) and even de
ARNING TASK NO. 4: SHOW ME THE WAY​

Lactase is essential for digesting lactose in milk. this enzyme is specific for this sugar. why? molecules and active sites vary in size; only properly sized molecules can fit. there is a precise compatibility between the active site and the lactose molecule. specificity refers to the action of the enzyme, such as hydrolysis, and relatively few molecules can be hydrolyzed. reaction-specific enzymes assume a fit by folding around the most numerous substrate molecules.