Biology

• polymorphism

  (biology) the existence of two or more forms of individuals within the same animal...

• dehiscence

  (biology) release of material by splitting open of an organ or tissue; the natural bursting...

• pleomorphism

  (biology) the appearance of two or more distinctly different forms in the life cycle...

• recognition

  (biology) the ability of one molecule to attach to another molecule that has a complementary...

Ecology

• food web

  (ecology) a community of organisms where there are several interrelated food chains.

• food chain

  (ecology) a community of organisms where each member is eaten in turn by another mem...

• food pyramid

  (ecology) a hierarchy of food chains with the principal predator at the top; each level...

Genetics

• polymorphism

  (genetics) the genetic variation within a population that natural selection can operate...

• dominance

  The organic phenomenon in which one of a pair of alleles present in a genotype is expressed...

Also contains

• circulation

  Movement through a circuit; especially the movement of blood through the heart and blood...

• death

  The permanent end of all life functions in an organism or part of an organism; "the animal...

• life

  The organic phenomenon that distinguishes living organisms from nonliving ones; "there is no...

• alternation of generations

  The alternation of two or more different forms in the life cycle of a...

• bioelectricity

  Electric phenomena in animals or plants.

• abiogenesis

  A hypothetical organic phenomenon by which living organisms are created from nonliving...

• rejection

  (medicine) an immunological response that refuses to accept substances or organisms that...

• desquamation

  Loss of bits of outer skin by peeling or shedding or coming off in scales.

• rejuvenation

  The phenomenon of vitality and freshness being restored; "the annual rejuvenation of...

• exfoliation

  The peeling off in flakes or scales of bark or dead skin; "exfoliation is increased...

• sex linkage

  An association between genes in sex chromosomes that makes some characteristics appear...

• diapedesis

  Passage of blood cells (especially white blood cells) through intact capillary walls...

• gene expression

  Conversion of the information encoded in a gene first into messenger RNA and then...

• annual ring

  An annual formation of wood in plants as they grow.

• life cycle

  A series of stages through which an organism passes between recurrences of a primary...

• facilitation

  (neurophysiology) phenomenon that occurs when two or more neural impulses that alone...

• histocompatibility

  Condition in which the cells of one tissue can survive in the presence of cells...

• cyclosis

  The circulation of cytoplasm within a cell.

• decomposition

  The organic phenomenon of rotting.