Cell Cycle/Regulations
Mitosis
Cell Specialization
Cell Cycle Disruptions
DNA Replication
100
What is the Cell Cycle?
growth and division of a cell
100
Metaphase
100
What is cell differentiation?
When a cell gets its specific function.
100
What is uncontrolled cell growth?
CANCER
100
During what phase of the cell cycle does DNA Replicate?
S-phase
200
What are the main parts of a cell cycle?
Interphase, Mitosis, and cytokinesis
200
What is the LAST phase of MITOSIS?
TELOPHASE
200
What is a stem cell?
A cell with no specific job.
200
Give 3 factors that can cause cancer?
UV light, radiation, X-Rays, pollution, chemicals
200
What enzyme unwinds DNA?
Helicase
300
what are checkpoints?
Check to see if cell is growing properly
300
Define mitosis using 2 words.
Cell Division
300
Name 3 places where I can find stem cells?
Bone marrow, embryos, placenta, umbilical cord.
300
A tumor that cannot spread is called...
Benign
300
DNA moves in opposite directions, this means the strands are...
antiparallel
400
describe Cell Cycle disruptions
can cause a tumor and lead to cancer
400
Mitosis creates what kind of cells?
IDENTICAL DAUGHTER CELLS
400
TRUE or FALSE: ALL cells have the same DNA.
TRUE
400
A tumor that can spread and is cancer is called..
Malignant
400
Name the 3 parts of a nucleotide
Phosphate, deoxyribose sugar, nitrogen base
500
When a cell does not pass a checkpoint and it can't be fixed, what happens?
Apoptosis
500
Mitosis occurs in what kind of cells?
SOMATIC (Body) cells
500
If all cells have the same DNA, why do cells have different functions?
Different genes in the DNA are expressed (turned on)
500
What determines a patients stage of cancer?
Stage 1, stage 4 cancer
How much the cancer has spread
500
What enzyme binds the new strand of DNA with the original strand?
DNA Polyemerase