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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 ...
This glossary of botanical terms is a list of definitions of terms and concepts relevant to botany and plants in general. Terms of plant morphology are included here as well as at the more specific Glossary of plant morphology and Glossary of leaf morphology .
Articulation (botany), a joint between two separable parts, as a leaf and a stem; see Glossary of botanical terms Articulation (dentistry) , the contact relationship of the occlusal surfaces of the upper and lower teeth when moving into and away from centric occlusion
A joint or articulation (or articular surface) is the connection made between bones, ossicles, or other hard structures in the body which link an animal's skeletal system into a functional whole.
Articulate brachiopods have an outermost periostracum made of proteins, a "primary layer" of calcite (a form of calcium carbonate) under that, and innermost a mixture of proteins and calcite. [9] Inarticulate brachiopod shells have a similar sequence of layers, but their composition is different from that of articulated brachiopods and also ...
Also called "articulate latex ducts", these ducts or vessels are the result of anastamosis of many cells. They grow more or less as parallel ducts which by means of branching and frequent anastomoses form a complex network. Latex vessels are commonly found in many angiosperm families Papaveraceae, Compositae, Euphorbiaceae, Moraceae, etc.
A hinge line is an imaginary longitudinal line along the dorsal edge of the shell of a bivalve mollusk where the two valves hinge or articulate. The hinge line can easily be perceived in these images of a mussel shell and an ark shell .
Articulate brachiopods, brachiopods with toothed hinges and simple opening and closing muscles; Articulate sound, to move the tongue, lips, or other speech organs in order to make speech sounds; Articulated vehicle, a vehicle which has a pivoting joint in its construction; Articulate, a public television series about creative artists