Cell Cycle
by Max DeJesus
Step 1: Interphase
What Happens:
- Cell is not dividing
- DNA copied
- Organelles copied
- Cell increase in size
- Cell does normal activities
- Longest part of cell cycle (80-85% of time)
- DNA is in strands
Organelles:
- nucleus
- nuclear membrane
- DNA
- centrioles
- spiundle fibers
Step 2: Prophase
What Happens:
- DNA is packaged into chromosomes
- By the end of this stage, nuclear membrane and nucleus are gone
Organelles:
- DNA (in chromosomes)
- centrioles
- spindle fibers
Step 3: Metaphase
What Happens:
- Chromosomes line up at center of cell
- Spindle fibers from centriole attach to chromosomes
Organelles:
- DNA (in chromosomes)
- centrioles
- spindle fibers
Step 4: Anaphase
What Happens:
- Chromosomes separate
- Spindle fibers pull halved chromosomes to one side of cell
Organelles:
- DNA (in chromosomes)
- centrioles
- spindle fibers
Step 5: Telophase
What Happens:
- Nuclear membrane forms around new groups of chromosomes
- Cell wall pinches in to form two new daughter cells
Organelles:
- DNA (in chromosomes)
- nuclear membrane
- centrioles
- spindle fiber
Step 6: Cytokinesis
What Happens:
- Cells divide into two'
Organelles:
- nucleus
- nuclear membrane
- centrioles
- spindle fibers
- DNA (in chromosomes)