We shall best understand the probable course of natural selection by taking the case of a country undergoing some physical change, for instance, of climate.
Nor do I believe that any great physical change, as of climate, or any unusual degree of isolation to check immigration, is actually necessary to produce new and unoccupied places for natural selection to fill up by modifying and improving some of the varying inhabitants.
There were other changes in Anne no less real than the physical change
But he insisted that the good air at Pavlofsk and the greenness would certainly cause a physical change
for the better, and that my excitement, and my DREAMS, would be perhaps relieved.
I do not here speak of the kind of vegetation necessary for their support; because, as there is evidence of physical changes
, and as the animals have become extinct, so may we suppose that the species of plants have likewise been changed.
The most significant physical change
is the addition of a glass roof to cover the disused internal courtyard, which has previously been allowed to become overgrown with weeds.
The Department arrived at this conclusion by examining the Dictionary's definition of "physical" as something "tangible or concrete" Keep in mind the Department cautioned "if the nonoccupancy leads to a physical change
, such as the deterioration of the property's condition, the insurer could conceivably cancel the policy.
When the copolymer changes from solid to gel, the physical change
removes the crystalline gas barrier and doubles the CO2 and O2 permeability.
Most likely, the only major physical change
you've had to deal with so far has been getting taller.
The uterine changes triggered by estrogens are directed by numerous genes, but little has been known about the molecular events involved and how they relate to observable physical change
in middle school students is varied, as students reach puberty at different times.
One of the biggest changes in the legislation, Parliman points out, is that a larger employer now will find it virtually impossible to prove that making a physical change
to a public space within the business will cause the firm "undue hardship.