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This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Two goats and a cat sitting in the shade. An interspecies friendship is a nonsexual bond that is formed between animals of different species. [1] Numerous cases of interspecies friendships among wild and domesticated animals have been reported and documented with photography and video. [1]
The black walnut secretes a chemical from its roots that harms neighboring plants, an example of competitive antagonism.. In ecology, a biological interaction is the effect that a pair of organisms living together in a community have on each other.
Human bonding is the process of development of a close interpersonal relationship between two or more people.It most commonly takes place between family members or friends, [1] but can also develop among groups, such as sporting teams and whenever people spend time together.
A bear with a salmon. Interspecific interactions such as predation are a key aspect of community ecology.. In ecology, a community is a group or association of populations of two or more different species occupying the same geographical area at the same time, also known as a biocoenosis, biotic community, biological community, ecological community, or life assemblage.
Also gastrocoel. The central internal cavity of the gastrula in most animal embryos, fated to develop into the lumen of the digestive tube ; the primitive gut. The archenteron initially has only one open end, known as the blastopore. B birth blastocoel Also blastocoele, blastocele, cleavage cavity, and segmentation cavity. The fluid-filled or yolk -filled cavity that forms in the developing ...
Cover of the first edition. Biology Today is a college-level biology textbook that went through three editions in 1972, 1975, and 1980. The first edition, published by Communications Research Machines, Inc. (CRM) and written by a small editorial team and large set of prominent "contributing consultants", is notable for its lavish illustrations and its humanistic approach.
Social support is the help, advice, and comfort that we receive from those with whom we have stable, positive relationships. [11] Importantly, it appears to be the perception, or feeling, of being supported, rather than objective number of connections, that appears to buffer stress and affect our health and psychology most strongly.