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Chromosomes. You are all made of Chrome!. Nucleus. After DNA is copied, strands begin to coil. Chromosome: tightly compacted and coiled DNA. Found in the cell’s ____________. Label 1 & 2 of the chromosome to the right. Centromere. Why do chromosomes have different shapes? Answer below.
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Chromosomes You are all made of Chrome!
Nucleus • After DNA is copied, strands begin to coil. • Chromosome: tightly compacted and coiled DNA. • Found in the cell’s ____________. Label 1 & 2 of the chromosome to the right. Centromere Why do chromosomes have different shapes? Answer below. Chromatid
Cell Cycle interphase cytokinesis • Cell Cycle: the growth of the cell (_________) and subsequent division into 2 identical cells (mitosis and __________) G1 – cell growth (ribosomes, Mitochondria, etc. double) S – DNA replicated G2 – preparation for mitosis M – Mitosis (nuclear division) C (not shown) – Cytokinesis (cellular division) Which steps make up interphase? _____ _______ _______ ~ 85% of a cells life is spent in Interphase. Where would cytokinesis fit in this chart? G1 S G2
mitosis • http://www.johnkyrk.com/mitosis.html