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62 Cards in this Set
- Front
- Back
Growth phase aka |
Interphaseinteprhase and growth aka |
|
Growth and interphase aka |
Resting ohaselon |
|
Growth phase takes up |
90% cell cycle |
|
Interval of cell growth |
G1 |
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Before dna repli |
G1 |
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Chromosomes unduplicated |
G1 |
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Each daughter cell starts interphase |
G1 |
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Interval cell growth |
S |
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DNa repli complete |
S |
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Chromosomes duplicated |
S |
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Interval ff DNA repli |
G2 |
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Cell preps to divide |
G2 |
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Interphase ends for ___ during G2 |
Parent cell |
|
M phase |
Mitosis |
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2 processes of mitosis |
Division of: Nucleus and cytoplasm |
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M phase (4) |
Prophase Metaphase Anaphase Tekophase |
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2 identical daughter cells |
Cytoplasmic diviion |
|
Growth and tissue repair |
Mitosis |
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Gametes (sex cells) |
Meiosis |
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Gametes |
Egg (Oocytes) and sperm |
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Somatic cell |
2N |
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Gametes ilan |
1N |
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Diploid number of chromosomes |
Somatic |
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Any other cell aside from gametes |
Somatic cells |
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Haploid |
Gametes |
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46 chromosomes ilang pairs |
22 pairs of autosomal chromosomes 1 pair sex chromosomes |
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XX vs XY |
fem Male |
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DNA duplicates during ___ the time between ___ |
Interphase Cell division |
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Replicaiton of DNA (3) |
1. Strands DNA separate 2. Complementary strand formed 3. Two identical DNA molecules are produced |
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Before duplication, |
Each chromosome has a single DNA molecule |
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Once duplicated, |
A chromosome consisters of two sister chromatids connected at the centromere
Each chromatid may copy ng DNA molecule |
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Step 3 sa process |
Sister chromtids separate intontwo chromosomes and distribute them to two daughter cells |
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Copy of the chromosome produced by replication |
Sister chromatids |
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Constricted region in a euk chromosome where sister chromatids are attached |
Centromere |
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Plate like trilaminar structure or disc like protein complex na nasa sides ng centromere |
Kinetochore |
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Determines the sequence of nucleotides in the newly formed strands |
Base pairing relaitonship between nucletides |
|
Cell cycle |
Growth Mitosis (nuclear division) Cytokinesis (cytoplasm division) Repeat |
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Time between cell divisions |
Interphase |
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DNA replication |
Interphase |
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Organelles duplicate (except ___) |
Interphase Nucleus |
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Chromatin condenses into chromosomes |
Prophase |
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Centioles move to the opposite ends |
Prophase |
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Nucleolus and nuclear envelope disappears |
Prophase |
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Microtubules form near the centrioles and project in all directions |
Prophase |
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Spindle fibers project toward an invisible line (____) and overlap fibers from opposite centrioles |
Prophase Equator |
|
Chromosomes align in the center of the cell in association with d spindle fibers |
Metaphase |
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Some spindle fibers are attached to kinetochors in the centromere of each chromo |
Metaphase |
|
Chromatids sepa |
Anaphase |
|
Chromosome number doubled 2 identical sets ng chromo |
Anaphase |
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Chromo move toward the centrioles at each end of the cell
Sino nag assist |
Spindle fibers Anaphase |
|
Sepa ng chromatids |
Beginning of anaphase |
|
Chromo end ng poles |
End ng ana |
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Migration of chromo is conplete |
Telophase |
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Chromo unravel to become less distinct ___ |
Telophase Chromatin threads |
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Nuclear envelope forms from the ____ (Saan) |
Telophase Endoplasmic reticulum |
|
___continues to form ___ cells Telo |
Cytokinesis Two |
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New interphase begins |
Completion of mitosis |
|
Chromo unraveled to become ___ Completion of mito |
Chromatin |
|
Production of two daughter cells |
Complet of mito |
|
Cells develop special strutures |
Differtiation |
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All cells same amt nd type ng dna bec resulted from mitosis |
Differentiation |
|
Results from selective activation and inactivation of segments of dna in each diff cell type |
Differentiation |