WebStudy with Quizlet and memorize flashcards containing terms like Which of the following statements about stem cells is TRUE? (A) They are found only in embryos. (B) They are able to differentiate into a variety of cell types. (C) They are found only in embryos and in the bone marrow of adults (D) They are "perpetual" parent cells that never produce … Web-homologous chromosomes pair to ensure their even distribution to daughter cells -sister chromatids are separated -chromosomes cross over to exchange genetic information -chromosome number is reduced from diploid to haploid sister chromatids are separated During which stage of meiosis do synapsis and crossing over occur? prophase II
Biology Ch. 8 Flashcards Quizlet
WebFeb 4, 2024 · Since the sister chromatids began attaching to centrosomes on opposite ends of the cell in metaphase, they’re prepped and ready to start separating and forming genetically-identical daughter chromosomes during anaphase. During anaphase, the centromeres at the center of the sister chromatids are severed. (It sounds worse than it is!) WebStudy with Quizlet and memorize flashcards containing terms like Cancer may be caused by: a cell cycle checkpoint problem. failure in apoptosis. unregulated cell division. failure in DNA repair mechanisms, Interphase is divided into three main phases. In which of the phases does the DNA replicate?, What is the correct order of the subphases of … tshechu festival in bhutan
Cell division: mitosis and meiosis Biological Principles
WebStudy with Quizlet and memorize flashcards containing terms like DNA replication produces two identical DNA molecules, called _____, which separate during mitosis., After chromosomes condense, the _____ is the region where the identical DNA molecules are most tightly attached to each other., During mitosis, microtubules attach to chromosomes … WebFeb 15, 2024 · chromatid, one of a pair of daughter strands of a replicated chromosome. Chromatids serve an essential role in cell division, ensuring the accurate division and distribution of chromosomes to new daughter … WebMar 1, 2024 · After chromosomal replication, chromosomes separate into sister chromatids. This is known as interphase, and can be further broken down into two phases in the meiotic cycle: Growth (G), and Synthesis … tshecpt/tsecp