The Cell Lecture 3 0.0 / 5 ? Human BiologyLecture 3UniversityNone Created by: saraht83Created on: 01-05-16 15:44 10926731485 Across 1. q arm (4, 3) 4. constriction point, divides chromosome into two 'arms' (10) 5. mix of DNA, histones + other proteins that make up chromosomes, divided between heterochromatin (condensed) + euchromatic (extended) (9) 7. basic repeating structural and functional unit of chromatin (10) Down 2. proteins, provide energy to compact chromosomal DNA, family of small, positively charged proteins, H1, H2A, H2B, H3 + H4 (8) 3. in the nucleus, DNA molecules packaged into thread-like structures, not visible unless cell is dividing (11) 6. p arm (5, 3) 8. negatively charged (3) 9. separates one cell into two (11) 10. mitosis or meiosis (10, 6, 2)
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