Acentric

metacentric chromosome a chromosome with the centromere at or near the middle Source: Jenkins, John B. 1990. Human Genetics, 2nd Edition. New York: Harper & Row ...

Acentric Applied to a chromatid or a chromosome when it lacks a centromere. This condition may arise in an inversion heterozygote as a result of crossing over between a normal and an inverted segment that does not include the centromere.

Acentric fragment A piece of chromosome without a centromere 3' UTR, 3' Untranslated Region The part of the mRNA which lies between the signal for the termination of translation (the stop codon) and the polyA tail.

acentric chromosome Chromosome fragment lacking a centromere. acetyl co-enzyme A; acetyl CoA A compound formed in the mitochondria when an acetyl group (CH3CO-) - derived from breakdown of fats, proteins, ...

Metacentric Applied to a chromosome having its centromere in the middle. See also acrocentric.

metacentric Chromosome with centromere at or near the middle. metacercaria Stage between the cercaria and adult in the life cycle of most digenetic trematodes; usually encysted and quiescent.

[edit] Submetacentric If arms' lengths are unequal, the chromosome is said to be submetacentric [edit] Acrocentric ...

Centromere -- a region of a chromosome to which spindle traction fibers attach during mitosis and meiosis; the position of the centromere determines whether the chromosome is considered an acrocentric, metacentric or telomeric chromosome.

Construction of a Human Genome Library Composed of Multimegabase Acentric Chromosome Fragments Michael J. Lane, Peter Hahn,(1) and John Hozier(2) ...

The pairs of chromosomes are telocentric, metacentric and acrocentric. Distinguish between the maternally and paternally derived chromosomes by using two different colors. Show one pair of the meiotic chromosomes with a completed cross over.

Acrocentric Applies to a chromosome whose centromere lies very near one end. See also metacentric. Related Terms: Chromosome ... Full article ...

See also: Cell, Chromosome, Chromosomes, Division, Protein