Taxonomic Group

• class

  (biology) a taxonomic group containing one or more orders.

• family

  (biology) a taxonomic group containing one or more genera; "sharks belong to the fish fa...

• phylum

  (biology) the major taxonomic group of animals and plants; contains classes.

• order

  (biology) taxonomic group containing one or more families.

• subkingdom

  (biology) a taxonomic group comprising a major division of a kingdom.

• variety

  (biology) a taxonomic category consisting of members of a species that differ from others...

• tribe

  (biology) a taxonomic category between a genus and a subfamily.

• subfamily

  (biology) a taxonomic category below a family.

• subphylum

  (biology) a taxonomic group ranking between a phylum and a class.

• superphylum

  (biology) a taxonomic group ranking between a phylum and below a class or subclass.

• subclass

  (biology) a taxonomic category below a class and above an order.

• superclass

  (biology) a taxonomic class below a phylum and above a class.

• suborder

  (biology) taxonomic group that is a subdivision of an order.

• superorder

  (biology) a taxonomic group ranking above an order and below a class or subclass.

• superfamily

  (biology) a taxonomic group ranking below an order but above a family.

Scientific Theory

• theory of evolution

  (biology) a scientific theory of the origin of species of plants and animal...

• theory of inheritance

  (biology) a theory of how characteristics of one generation are derived from...

• cell theory

  (biology) the theory that cells form the fundamental structural and functional units...

Similarity

• homogeny

  (biology) similarity because of common evolution.

• isomorphism

  (biology) similarity or identity of form or shape or structure.

Also contains

• genetics

  The branch of biology that studies heredity and variation in organisms.

• botany

  The branch of biology that studies plants.

• cell

  (biology) the basic structural and functional unit of all organisms; they may exist as independent...

• physiology

  The branch of the biological sciences dealing with the functioning of organisms.

• zoology

  The branch of biology that studies animals.

• ecology

  The branch of biology concerned with the relations between organisms and their environm...

• embryology

  The branch of biology that studies the formation and early development of living org...

• microbiology

  The branch of biology that studies microorganisms and their effects on humans.

• forestry

  The science of planting and caring for forests and the management of growing timber.

• cytology

  The branch of biology that studies the structure and function of cells.

• paleobiology

  A branch of paleontology that deals with the origin and growth and structure of fossil...

• molecular biology

  The branch of biology that studies the structure and activity of macromolecules...

• neurobiology

  The branch of biology that deals with the anatomy and physiology and pathology of the...

• taxonomy

  (biology) study of the general principles of scientific classification.

• cryobiology

  The branch of biology that studies the effects of low temperatures on living tissues...

• morphology

  The branch of biology that deals with the structure of animals and plants.

• culture

  (biology) the growing of microorganisms in a nutrient medium (such as gelatin or agar);...

• sociobiology

  The branch of biology that conducts comparative studies of the social organization...

• form family

  (biology) an artificial taxonomic category for organisms of which the true relationships...

• valence

  (biology) a relative capacity to unite or react or interact as with antigens or a biological...

• biogeography

  Dealing with the geographical distribution of animals and plants.

• cybernetics

  (biology) the field of science concerned with processes of communication and control...

• exobiology

  The branch of biology concerned with the effects of outer space on living organisms and...

• cataplasia

  (biology) degenerative reversion of cells or tissue to a less differentiated or more...

• monad

  (biology) a single-celled microorganism (especially a flagellate protozoan).

• coarctation

  (biology) a narrowing or constriction of a vessel or canal; especially a congenital...

• heterology

  (biology) the lack of correspondence of apparently similar body parts.

• spindle

  (biology) tiny fibers that are seen in cell division; the fibers radiate from two poles...

• radiobiology

  The branch of biology that studies the effects of radiation on living organisms.

• meme

  A cultural unit (an idea or value or pattern of behavior) that is passed from one person to...