Cytokinesis (Leaving Cert Biology): Flashcards
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Cytokinesis
Cytokinesis
Splitting of cell to form two identical daughter cells
When cytokinesis occurs
When cytokinesis occurs
After mitosis is complete
Structure in animal cell cytokinesis
Structure in animal cell cytokinesis
Cleavage furrow
Location of cleavage furrow formation
Location of cleavage furrow formation
At equator where chromosomes lined up
Proteins in animal cell cytokinesis
Proteins in animal cell cytokinesis
Actin and myosin
Role of actin & myosin in cytokinesis
Role of actin & myosin in cytokinesis
Pull cell membrane inward, causing pinch & separation
Why no cleavage furrow in plant cells
Why no cleavage furrow in plant cells
Rigid cell wall prevents it
Structure in plant cell cytokinesis
Structure in plant cell cytokinesis
Cell plate
Cell plate composition
Cell plate composition
Cellulose and calcium
Where cell plate forms
Where cell plate forms
At the equator
Function of cell plate
Function of cell plate
Divides cell, becomes part of new cell walls
Cytokinesis method: animal vs plant
Cytokinesis method: animal vs plant
Animal: cleavage furrow; Plant: cell plate