Chapter%2012%20outline

Chapter%2012%20outline - Chapter12:TheCellCycle Celldivision

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Chapter 12: The Cell Cycle Cell division reproduction of cells, or cell division Unicellular organisms reproduction Multicellular organisms  Development from a fertilized cell Growth Repair Mitosis Cell division  Leads to genetically identical daughter cells Cells duplicate their genetic material Each daughter cell receives an exact copy of DNA Cellular Organization of the Genetic Material A cell’s DNA genome The DNA molecules chromosomes Eukaryotic chromosomes Chromatin  a complex of DNA and protein In animals Somatic cells  two sets of chromosomes (2N) Gametes  one set of chromosomes (1N) Distribution of Chromosomes During Cell Division In preparation for cell division DNA is replicated  Then chromosomes condense Duplicated chromosome Made of 2 sister chromatids
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Figure 12.4 Eukaryotic cell division consists of Mitosis Cytokinesis In meiosis Sex cells 
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 5

Chapter%2012%20outline - Chapter12:TheCellCycle Celldivision

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online