germ plasm


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germ plasm

[′jərm ‚plaz·əm]
(biology)
The genetic material contained within a germ cell.
References in periodicals archive ?
Resistance potential of wheat germ plasm (Triticum aestivum L.) against stripe rust disease under rainfed climate of Pakistan.
Dr Johnson said: "Within our new theory of evolution pluripotency came first and so germ plasm would have to have evolved independently several times in species within the branches of the tree, for example in frogs and many fish.
suspicions of theories of germ plasm were echoed by social scientists
The component of hereditary material, or germ plasm, that specifies characteristics of different cells may be lost through bioengineering.
Campesinos hand over their seeds and become hostage to a model in which they own nothing but their debt." Sanchez characterized the process as the same kind of robbery of the poor by the rich, except that "now its more diplomatic....They are taking our germ plasm, mostly our corn, using the terminology of 'aid,' 'world hunger,' and that the campesinos are technically deficient.
For example, animal germ plasm has to be chilled quickly, at a rate of 20[degrees]C to 40[degrees]C per minute, or roughly 10 times as fast as the rate for plant material.
Among these are a Brazilian geneticist, a French beef marketeer, potential EU beef and germ plasm importers and up to 20 overseas journalists - all of whom are expected to take back positive information on developments within the UK beef industry back to their own countries.
They went from people in deep distress, deserving of human sympathy and aid, to diseased carriers of inferior germ plasm who needed to be strictly and forcibly segregated from normal folk, prevented from reproducing, and perhaps even wiped out for everybody's good.
As a result, the opportunity to study germ plasm from other sources has gained in importance.
These new practices, combined with corporate fearfulness of legal entanglements, have virtually halted the free flow of both the germ plasm necessary for crop development and the information critical to research for the hungry.
Germans beat Anglo-Americans to the discovery that second-hand smoke was a threat to health and, in their worries over harm to the nation's germ plasm, highlighted what today is called "fetal alcohol syndrome." German researchers also documented how various occupations exposed workers to dangerous carcinogens.
We know now that the pool of human germ plasm is continually being changed by gene mutation, and that the natural process of removing deleterious genes from it in order to preserve its integrity involves much human suffering.