The Saskatchewan death rate, long in the 7.5â8.5/1,000 range, increased to 9.2 in 2001, perhaps to some extent due to the âbaby boomâ generation of the 1950s now reaching retirement age, but mostly due to a significant expansion of older-aged population.
Differentiation is an operation that allows us to find a function that outputs the rate of change of one variable with respect to another variable. Informally, we may suppose that we're tracking the position of a car on a two-lane road with no passing lanes.
An adult human, for example, has about 10 or even 100 trillion cells. The cell divisions are mitosis. By development we mean that as the embryo grows cells become different, a process that is called, logically enough, differentiation.