Simple organisms that consist of one cell.
The study of bacteria.
Similar to ethological isolation.
The study of the chemical processes and substances that occur in
living things.
The changes experienced by a particular species over thousands
and millions of generations as it reproduces varying offspring,
more of which are generally better suited to survive in their
environment than the generation before. Similar to
Organic Evolution.
The biological study of the geographic distribution of plants
and animals. Similar to Geographical Distribution.
The scientific study of living things.
Any organic material that can be converted into energy or into a
source of energy.
A plant and animal community that covers a large geographical
area. The boundaries of different biomes are determined mainly by
climate.
The statistical study of biological data.
The application of the techniques of physics to the study of
living things.
A layer of gases above the atmosphere.
The science or study of the world of plants.
Form of genetic drift that occurs when a particular population
undergoes a dramatic decrease in size, resulting in a change of
allelic frequencies once the population has regained its original
size.
The process of raising or mating animals for man's constructive
purpose.