Cell grows, carries out cellular functions, and copies its DNA.
What happens in interphase?
100
4
How many stages of mitosis are there?
100
Two daughter cells
What is the result of cytokinesis?
100
The failure to produce protiens to regulate the cell cycle.
What can cause cancer?
100
Many years.
How long can stem cells stay in an organism while undergoing cell division?
200
Nucleus divides
What happens in mitosis?
200
Prophase,metaphase,anaphase,telophase
What are the four stages of mitosis?
200
They form a cell plate in between the two daughter cells, new cell walls form on either side of the cell plate, dividing the cell into two daughter cells.
How is cytokinesis different in plant cells?
200
Carcinogens.
What are substances and agents known to cause cancer?
200
Embryonic stem cells.
After a sperm fertilizes an egg, the resulting mass of cells divides repeatedly until there are about 100-150 cells. These cells have not become specialized and are called what?
300
Cytoplasm divides and two cells are created.
What happens in cytokinesis?
300
Identical copies of DNA
What is in a sister chromatid?
300
The cell pinches in the cytoplasm to divide the cells.
What happens during cytokinesis in an animal cell?
300
Cancer.
What can result when cells do not respond to the normal cell cycle control mechanisms?
300
Adult stem cells.
What type of stem cell is found in various tissues in the body and might be used to maintain and repair the same kind of tissue that they are found in?
400
Structures in the nucleus that contain DNA.
What are chromosomes?
400
A structure that sister chromatids are attached too
What is a centromere?
400
The plasma membrane.
When prokaryotic DNA is duplicated, both copies attach to what?
400
Cancer!
Avoiding tobacco of all kinds, second hand smoke, and smokeless tobacco can reduce your risk of getting what?
400
Unspecialized cells that can develop into specialized cells, when under the right conditions.
What are stem cells?
500
The relaxed form of DNA and proteins in the nucleus.
What is chromatin?
500
Helps move and organize the chromosomes before cell division.
What does the spinal apparatus do?
500
Near the end of mitosis.
When does cytokinesis begin?
500
Many, more than one.
How many changes must happen in a cell to change from a normal cell to a cancer cell?