front 1 Components of Eukaryotic Cells | back 1 Plasma Membrane Nucleus Cytoplasm Endoplasmic Reticulum Golgi Appartus Ribosomes |
front 2 Number of Chromosomes | back 2 Diploid (2 copies of each organism) Haploid (cells contain 1 set of chromosomes) |
front 3 Cellular Reproduction: Interphase | back 3 period of growth and development between cell divisions |
front 4 G1 (gap 1) | back 4 Cell grows and proteins are synthesized |
front 5 G0 (non-divinding phase) | back 5 Stable state where cells usually maintain a constant size |
front 6 S checkpoint | back 6 Holds the cell in G1 until the cell has all enzymes and proteins necessary for DNA replication |
front 7 S phase | back 7 chromosomes are duplicate (results in 2 sister chromatids) |
front 8 G2 (gap 2) | back 8 growth and biochemical events |
front 9 M checkpoint | back 9 DNA must be replicated entirely and undamaged |
front 10 Homologous pair | back 10
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front 11 Mitosis | back 11 Chromosomes separate, and the cell undergoes division results in a complete set of genetic information for each cell separated into 6 continuous stages |
front 12 Interphase | back 12 (first step of mitosis) The nuclear membrane is present and chromosomes are relaxed |
front 13 Prophase | back 13 (second step of mitosis) chromosomes condense. Each chromosome posses two chromatids. The mitosis spindle forms |
front 14 Prometaphase | back 14 (third step of mitosis) The nuclear membrane disintegrates. Spindle microtubules attach to chromatids |
front 15 Metaphase | back 15 (fourth step of mitosis)
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front 16 Anaphase | back 16 (fifth step of mitosis)
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front 17 Telophase | back 17 (sixth step of mitosis) 2 separate nuclei form |
front 18 Cytokinesis | back 18 (6/7 step of mitosis)
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front 19 Meiosis | back 19 Two cell divisions half number of chromosomes produces genetic variation amongst sex cells crossing over |
front 20 Meiosis 1 | back 20 Middle prophase 1 (chromosomes begin to condense) Late prophase 1 (homologous chromosome pair; crossing over takes place and nuclear membrane breaks down) Metaphase 1 (homologous pairs of chromosomes line up along the metaphase plate) Anaphase 1 (homologous chromosomes separate and move toward opposite poles) Telophase 1 (chromosomes arrive at the spindle poles and the cytoplasm divides) |
front 21 Meiosis II | back 21 Prophase II (chromosomes recondense) Metaphase II (individual chromosomes line up on the equatorial plate) Anaphase II (sister chromatids separate and move toward opposite poles) Telophase II (chromosomes arrive at the spindle poles and the cytoplasm divides) four daughter cells |
front 22 Medels law of segregation | back 22 in the formation of a germ cell or gamete, the two genes at a locus in the parent cell are separated, only one gene being incorporated into each germ cell |
front 23 Mendels Law on Independent assortment | back 23 Genes assort independently during meiosis if all possible gametes are formed into equal proportions |