安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Biology | Definition, History, Concepts, Branches, Facts | Britannica
Biology encompasses diverse fields, including botany, conservation, ecology, evolution, genetics, marine biology, medicine, microbiology, molecular biology, physiology, and zoology Why is biology important?
- Biology Portal | Britannica
The field of biology is subdivided into separate branches for convenience of study, though all the subdivisions share basic principles Biology encompasses fields such as botany, genetics, marine biology, microbiology, molecular biology, and much more
- Biology - Evolution, Genetics, Classification | Britannica
Much of the earliest recorded history of biology is derived from Assyrian and Babylonian bas-reliefs showing cultivated plants and from carvings depicting veterinary medicine
- Biology - Evolution, Genetics, Species | Britannica
Qualitative and quantitative analyses in biology make use of a variety of techniques and approaches to identify and estimate levels of nucleic acids, proteins, carbohydrates, and other chemical constituents of cells and tissues
- Biology - Origin, Evolution, Life | Britannica
Biology - Origin, Evolution, Life: If a species can develop only from a preexisting species, then how did life originate? Among the many philosophical and religious ideas advanced to answer that question, one of the most popular was the theory of spontaneous generation, according to which, as already mentioned, living organisms could originate
- Morphology | Definition Examples | Britannica
morphology, in biology, the study of the size, shape, and structure of animals, plants, and microorganisms and of the relationships of their constituent parts The term refers to the general aspects of biological form and arrangement of the parts of a plant or an animal
- Evolution | Definition, History, Types, Examples | Britannica
evolution, theory in biology postulating that the various types of plants, animals, and other living things on Earth have their origin in other preexisting types and that the distinguishable differences are due to modifications in successive generations
- Biology - Evolution, Natural Selection, Adaptation | Britannica
Biology - Evolution, Natural Selection, Adaptation: As knowledge of plant and animal forms accumulated during the 16th, 17th, and 18th centuries, a few biologists began to speculate about the ancestry of those organisms, though the prevailing view was that promulgated by Linnaeus—namely, the immutability of the species
|
|
|