Explore BrainMass
Share

Theories of Biology

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

Evolution by Natural Selection,
Inheritance, Cells,
Biological Classification,
Bioenergetics,
Homeostasis, and
Ecosystems.

Summarize each of the major theories above.

Inheritance - How is this theory relevant in the news today?

© BrainMass Inc. brainmass.com October 24, 2018, 10:20 pm ad1c9bdddf
https://brainmass.com/biology/dna-chromosomes-and-genomes/theories-of-biology-155986

Solution Preview

Natural Selection : Concept was given by Darwin. Differetial rate of reproduction among species results into selection one species which is termed as natural selection. Due to limited resources of food and space there is always struggle for existance. Species which is better adapted to environment survives and in due course of time it results into origin of new species.

Cell: It is the basic unit of life. There are two types of cells - somatic and germ cell. Somatic cell divides by mitosis and germ cell divide by meiosis. Cell together form tissue which in turn from different organ.

Biological ...

Solution Summary

Darwin proposed theory of natural selection of evolution
Bioenergetics is the subject of a field of biochemistry that concerns energy flow through living systems
Homeostasis is the property of either an open system or a closed system, especially a living organism, which regulates its internal environment so as to maintain a stable, constant condition.
Mendel proposed the theory of inheritance and he is known as father of genetics.

$2.19
See Also This Related BrainMass Solution

The theories contributing to Modern biology: The Cell Theory, Gene Theory, Homeostasis, and the Theory of Evolution by Natural Selection.

I have read my text and I still do not totally understand the four theories that contribute to Modern Biology. I would appreciate if you could give me a brief outline of the theories, including the theorists, the dates, and the basic concepts of the theories.

View Full Posting Details