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Lexicon

The largest wine encyclopedia in the world with 26,385 Terms.

0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Homozygosity

Term for pure-bloodedness in living organisms, in contrast to heterozygosity, which is predominant in humans and grapevines; see there.

Heterozygosity

Term for the existence of different trait variants (alleles) at the same gene loci of homologous chromosomes. A trait occurs twice (diploid) in a double set of chromosomes and often occurs in two different variants in grapevines. In relation to all grapevine varieties, however, a particular characteristic can exist in up to 30 different variants, whereby only two of the possible alleles are realised at one gene locus in a grapevine. In sexual reproduction, only one single set of chromosomes is passed on per parent.

Vine

In the vine, this is realised by the germination of a fertilised seed of the berry into a plant (seedling). Which of the two homologous chromosomes of a...
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This page was last modified at 13 February, 2024 at 10:13.

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The world's largest Lexicon of wine terms.

26,385 Keywords · 46,992 Synonyms · 5,323 Translations · 31,719 Pronunciations · 202,891 Cross-references
made with ♥ by our author Norbert F. J. Tischelmayer. About the Lexicon

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