PPT-During anaphase : chromosomes

align perfectly at the centre of the cell 2 sister chromatids are attached to each other by cohesin 3 cohesin is degraded by the anaphasepromoting complex 4 chromosome homologues move towards opposite spindle poles. 10X Magnification of Stained Human Cheek Cells. Parts of the Human Cheek Cell at 40X Magnification. Can you name these parts of the Human Cheek Cell?. CELL CYCLE. D. uring Interphase DNA replicates which must occur before Mitosis can begin .. Dr. . Debbie Payne, Ruth H. Liddell, Shirley K. Scarbrough. Alabama State University, Math, Science Partnership, . Summer 2013. CROSSING OVER. When does it occur?. Why is it important?. Meiosis in Lily. Cell Division (Mitosis). Cell division results in two identical . daughter cells.. The process of cell divisions occurs in three parts:. Interphase . - duplication of chromosomes and preparing the nucleus for division. 10. Meiosis. You Must Know. The importance of homologues chromosomes to meiosis.. How the chromosome number is reduced from diploid to haploid in meiosis.. Three events that occur in meiosis but not mitosis.. . Repair and Growth. Reproduction. Asexual. : process in which a single cell or set of cells produces offspring that inherit all their genetic material from one parent . Sexual. : process in which genetic material from two parents combines and produces offspring that differ genetically from either parent . Phases of Mitosis and Meiosis. Unit 2. glossary. Chromatin - diffuse, long fibers of DNA with proteins attached . Single chromosomes - a chromosome which has not been duplicated (like ½ of an x). Duplicated chromosomes - a chromosome which has been duplicated (a complete X). R. r. Source: plant-genetics.kais.kyoto-u.ac.jp. ATGGGCACTGCCACT. A chromosome is a single DNA molecule forming a complex with histone proteins. DNA is highly compacted: DNA histone proteins = . chromatin. Alabama State University, Math, Science Partnership, . Summer 2013. CROSSING OVER. When does it occur?. Why is it important?. Meiosis in Lily. In Mitosis the cell’s . chromosomes . are replicated so that when nuclear division occurs followed by cytoplasmic division the two new . Variations on a Theme. Living organisms are distinguished by their ability to reproduce their own kind. Heredity . is the transmission of traits from one generation to the next. Variation . is demonstrated by the differences in appearance that offspring show from parents and siblings. AP Biology Exam Review. Apoptosis = cell suicide. Cell is dismantled and digested. Triggered by signals that activate cascade of . “. suicide. ”. proteins (caspase). Protect neighboring cells from damage. Reproduction!!! 2 Types If both parents replicated cells using mitosis, a child would receive 46 chromosomes from dad & 46 from mom given a grand total of…? 92! (Way too many) So…if dad could give 23 + 23 from mom = 46! (Bingo 1. What . are somatic cells?. Body cells with 23 chromosomes. Sex Cells with 46 chromosomes. Body cells with 46 chromosomes . Sex cells with 23 chromosomes. [Default]. [MC Any]. [MC All]. 2. This . is a . (b) Growth and. development. (c) Tissue renewal. 1. 20 µm. 2. 0.5 µm. Chromosomes. Chromosome. duplication. (including DNA. synthesis). Chromo-. some arm. Centromere. Sister. chromatids. DNA molecules. . university/ college of medicine. Department of human anatomy . DR. . SAMER . AlNUSSAIRI. Objective. w. hat . is Mitosis and . it’s . stages?. What . is Meiosis?. Features . of first meiotic . division?.