(Definition of âposteriorlyâ from the Cambridge Advanced Learner's Dictionary & Thesaurus Â© Cambridge University Press) Translations of âposteriorlyâ in Chinese (Simplified)
In this diagram of a duplicated chromosome, (2) identifies the centromereâthe region that joins the two sister chromatids, or each half of the chromosome.he centromere (centro- + -mere) is the part of a chromosome that links sister chromatids. During mitosis, spindle fibers attach to the centromere via the kinetochore. Centromeres were first defined as genetic loci that direhromosomes.
The strand holding the DNA is the homologs and has an exact copy know as a sister chromatid. During Prophase I, DNA is exchanged between homologous chromosomes.Meiosis begins when a cell's chromosomes are duplicated by a round of DNA replication. The strand holding the DNA is the homologs and has an exact copy know as a sister chromatid.