The biotic shows life characteristics, the abiotic doesnt.
Growth and development
Response to the environment
Manipulation of treatment variable (x), followed by observation of response variable (y). Experiment must be designed to control for other variables to establish causal relationship.
Descriptive research provides a snapshot of some aspects of market enviroment at a specific point in time. No hint of a causal insight to be obtained from descriptive data.
It studies how an organism's structure, physiology, and (for animals) behavior meet environmental challenges.
A Population is a group of induviduals of the same species living in an area.
A community is a group of populations of different species in an area.
An ecosystem is the community of organisms in an area and the physical factors with which they interact.
A biome is a mosaic of connected ecosystems.
The biosphere is the global ecosystem, the sum of all the planet's ecosystems.
Weather: short-term state of the atmosphere.
Climate: long-term pattern of weather.
Oceanic pelagic zone
Marine bentic zone
Streams and rivers
DNA is the "biological code" that determine traits. It is found within the nucleus of a cell.
Differential succes in reproduction results in certain gene variations being passed to the next generation in greater proportions.