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单词 minus strand
释义

minus strand


minus strand

[′mī·nəs ‚strand] (cell and molecular biology) A polynucleotide strand that is complementary to, and formed by transcription from, another specific polynucleotide (plus) strand, with which it produces the double-stranded (double-helix) ribonucleic acid.

minus strand


rep·li·ca·tive form (RF),

1. an intermediate stage in the replication of either DNA or RNA viral genomes that is usually double stranded; 2. the altered, double-stranded form to which single-stranded coliphage DNA is converted after infection of a susceptible bacterium, formation of the complementary ("minus") strand being mediated by enzymes that were present in the bacterium before entrance of the viral ("plus") strand.

minus strand

A segment of DNA—produced by a single-stranded DNA virus infecting a eukaryotic host cell—which is complementary or antiparallel to the first strand. When such segments are derived from the virus itself, they are termed “plus” strands.
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更新时间:2025/1/11 13:29:54