Organization of DNA
What Protein does DNA wrap around to divide?
Histones
What is the second phase of the interphase?
S-phase
At which phase do the chromosomes line up at the center of the cell?
Metaphase
What happens to cells who don't pass the G1 checkpoint?
Cell goes to G0
What is an uncontrollable growth of cancerous cells called?
Tumor
What does Chromatin condense into after DNA replication?
Chromosomes
What percentage of time does the cell spend in interphase?
90%
What type of cell division do gametes go through?
Meiosis
The concentration of what remains constant through each cell phase?
CDKs
How many mutations must occur for a cell to be considered cancerous?
60 mutations
What protein do microtubules attach to during mitosis?
Kinetochore
At which phase do the organelles replicate?
G2
At which phase do the centrosomes begin to move away from each other?
Prophase
What phase does the cell proceed to after passing the M checkpoint?
Anaphase
What differentiates a Benign tumor from a Malignant tumor?
Benign tumors are not yet cancerous, or that they(Benign) are unable to spread.
What does a Prokaryote’s Genome consist of?
Single circular DNA molecule
How many checkpoints take place during the interphase?
2 checkpoints
What produces the vesicles that plants use to create a cell plate during cytokinesis?
Golgi
What is Apoptosis?
Programed Cell death
What is the term used to describe a cancer that has spread from its original position?
Metastasise
How many chromosomes do Elephants have?
56
Why would a heart cell be in G0 phase?
Heart cells are muscle cells don't go through mitosis
What is the contractile ring made out of that splits the cell?
microtubules
what does a Quiescent State refer to?
a non dividing(G0) state.
Sustained in a culture, normal cells divide an average of…
20 to 50 times