Category: C
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Crossover unit
In genetics, a frequency of exchange of 1% between two pairs of linked genes, 1% of crossing over is equal to one unit on a linkage map crossing over.
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Cross-model transfer
Being able to make use of information acquired through one sensory modality to solve some problem in another sensory modality. Being able to pick out by touch, for example, some object previously seen but not felt.
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Cross-match
A determination of the compatibility of the blood from a donor with that of the recipient before a blood transfusion is conducted. Compatibility is determined by placing red blood cells of the donor in serum from the recipient and red blood cells of the recipient in the serum of the donor. The absence of agglutination…
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Cross-dressing
Dressing in the clothes of the other sex for sexual arousal. The practice of wearing clothes usually worn by people of the opposite sex, e.g. by transvestites. In certain societies, there exists a practice where individuals don clothing and accessories that are traditionally associated with the opposite gender.
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Cross-cultural research
Ethnographic research.
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Cross-cousin marriage
A cross-cousin is a child of one’s parent’s sibling of the opposite gender. There are two forms of ~s: (a) matrilateral cross-cousin wherein the male marries his mother’s brother’s daughter and (b) patrilateral cross-cousin marriage involves the male child marrying his father’s sister’s daughter.
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Cross-categorical approach
In education, an alternative way of defining and classifying individuals with learning and behavior disorders using descriptors of mild, moderate, and severe or profound multiple problems.
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Cross-break
Cross-tabulation.
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Crossbanding
In emergency communications, using VHF equipment to participate in the UHF band of radiofrequencies.
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Crop rotation
The practice of growing different crops in regular succession to aid in the control of insects and diseases, to increase soil fertility, and to decrease erosion.