Cell Cycle Control
Mitosis
Interphase
Cell Division
100
What factor is released by certain cells to stimulate other cells to divide?
Growth Factor
100
What is mitosis?
The division of genetic material in the nucleus
100
What are the Three major stages of Interphase
G1, S, G2
100
The new cell wall which forms between dividing plant cells during cytokinesis is known as the...
Cell plate
200
If a cell does not receive a go ahead signal at g1, what phase does it enter?
G0 or a nondividing state
200
What stage of mitosis is represented in this picture
Metaphase
200
What is the purpose of the G1 phase of the cell cycle?
Growth and Replication of Organelles
200
The organelle that serves as a microtubule organizing center during cell division is the...
Centrosome
300
What are the two regulatory proteins involved in cell cycle control?
Cyclins and Cyclin dependent kinases
300
Where are the sister chromatids located during telophase?
opposite ends of the cell
300
Which phase of the cell cycle involves DNA replication?
S
300
Segregation of cytoplasmic content in cell division occurs during...
Cytokinesis
400
What is the function of MPF(maturation-promoting factor)?
Triggers the cell's passage to the mitotic phase from g2
400
What is the structure made of microtubules that controls chromosome movement during mitosis?
Mitotic Spindle
400
at the end of which phase is considered the most important aspect of cell cycle regulation, as any potential problems with it can lead to cancer?
G2
400
During what stage of the cell cycle would you expect to have the lowest amount of cellular growth and synthesis taking place?
M
500
what are Platelet-derived growth factors (PDGF) made of
blood cell fragments called platelets
500
What stage of mitosis are kinetochores found in and what is a kinetochores function in mitosis?
During prometaphase, some spindle microtubules attach to the kinetochores
500
describe the cell activity during the G1 phase of the cell cycle?
The cell increases in size and produces new organelles
500
When a cell's DNA has become damaged beyond repair, the cell undergoes which process?
Apoptosis