Study sets matching "biology cells cycle mitosis"
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cell cycle
Three parts of the cell theory
interphase
G1 Phase
An ordered sequence of events in the life of a cell
1. All organisms are composed of cells.... 2. Cells are the basic…
Phase of the cell cycle in which DNA is replicated. It is the…
growth : stage of interphase in which cell grows and performs…
cell cycle
An ordered sequence of events in the life of a cell
Three parts of the cell theory
1. All organisms are composed of cells.... 2. Cells are the basic…
Environmental factors
Mutagens
oncogenes
proto genes
Factors which can damage DNA - these include exposure to radia…
agents that cause damage in the DNA
genes which cause cancer- due to them not producing proteins w…
Genes which stimulate cell cycle - making proteins which make…
Environmental factors
Factors which can damage DNA - these include exposure to radia…
Mutagens
agents that cause damage in the DNA
What are the five stages of mitosis?
Prophase-the first stage of mitosis, in…
Metaphase-The third stage of mitosis, i…
Anaphase-the fourth stage of mitosis, i…
PMAT... Prophase ... Metaphase... Anaphase... Telophase
What phase is pictured? Describe what happens.
What phase is pictured? Describe it.
What phase of mitosis is pictured? Describe it.
What are the five stages of mitosis?
PMAT... Prophase ... Metaphase... Anaphase... Telophase
Prophase-the first stage of mitosis, in…
What phase is pictured? Describe what happens.
why must a cell divide, rather than gro…
as a cell grows, the cell's _____ ____…
what might a cell want to do to increas…
the relationship between surface area a…
1. Demands on DNA... one DNA can only handle so much... DNA can only…
surface area, volume
divide into 2
divide instead of continue to grow
why must a cell divide, rather than gro…
1. Demands on DNA... one DNA can only handle so much... DNA can only…
as a cell grows, the cell's _____ ____…
surface area, volume
Why Cells Divide
Genetic Material (genes) and their loca…
Homologous Chromosomes... -Diploid number…
The Cell Cycle... -What does it do?
Organisms would only exist as single cells.... Old and damaged c…
Genes are the basic unit of inheritance, and are responsible f…
The number of chromosomes in somatic* cells is called the dipl…
1. Growth... 2. Repair... 3. Asexual reproduction
Why Cells Divide
Organisms would only exist as single cells.... Old and damaged c…
Genetic Material (genes) and their loca…
Genes are the basic unit of inheritance, and are responsible f…
the cell's volume increases much more r…
the nucleus would have difficulty suppl…
a pattern of growth, DNA replication, a…
cell division prevents the cell from be…
what happens to the surface area to volume ratio of a cell?
why would a large cell be a bad thing?
what is the cell cycle?
what are the 2 purposes of cell division?
the cell's volume increases much more r…
what happens to the surface area to volume ratio of a cell?
the nucleus would have difficulty suppl…
why would a large cell be a bad thing?
what are the two main reasons a cell mu…
what is the cell cycle?
what is interphase?
what is mitosis?
DNA limits cell size, if the surface area to volume ratio is t…
series of events that a cell goes to as it replicates
where the chromatin replicates and the cell grows: "in between…
cell division
what are the two main reasons a cell mu…
DNA limits cell size, if the surface area to volume ratio is t…
what is the cell cycle?
series of events that a cell goes to as it replicates
interphase
prophase
metaphase
anaphase
-cell grows, develops into a mature, functioning cell... -copies…
-chromatin condenses into chromosomes... -2 genetically identical…
-spindle fibres guide chromosomes to the equator... -spindle fibr…
-each centromere splits apart, sister chromatids separate from…
interphase
-cell grows, develops into a mature, functioning cell... -copies…
prophase
-chromatin condenses into chromosomes... -2 genetically identical…
cell cycle
phases of the cell cycle
interphase
duration of interphase
the series of events that take place in a cell leading to its…
interphase, mitosis, and cytokinesis
longest phases of the cell cycle; in this phase, the cell incr…
12-24 hours in mammal tissue
cell cycle
the series of events that take place in a cell leading to its…
phases of the cell cycle
interphase, mitosis, and cytokinesis
Eukaryotic cells, two main stages of di…
What does chromosomes do at he begingin…
What does each chromosome consist of?
each pair of chromatid is attached to
First stage-Mitosis Second Stage--Cytokinesis
the become visisble
two identical sister chromatids
centromere
Eukaryotic cells, two main stages of di…
First stage-Mitosis Second Stage--Cytokinesis
What does chromosomes do at he begingin…
the become visisble
why must a cell divide, rather than gro…
as a cell grows, the cell's _____ ____…
what might a cell want to do to increas…
the relationship between surface area a…
1. Demands on DNA... one DNA can only handle so much... DNA can only…
surface area, volume
divide into 2
divide instead of continue to grow
why must a cell divide, rather than gro…
1. Demands on DNA... one DNA can only handle so much... DNA can only…
as a cell grows, the cell's _____ ____…
surface area, volume
Asexual reproduction
Binary fission
Surface area-to-volume ratio
Cell cycle
process by which a single parent reproduces by itself; offspri…
means "division in half," type of asexual reproduction (exampl…
this decreases as a cell grows so it limits the size a cell ca…
series of events that cells go through as they grow and divide
Asexual reproduction
process by which a single parent reproduces by itself; offspri…
Binary fission
means "division in half," type of asexual reproduction (exampl…
cell cycle
2 Main Phases of Cell Cycle
interphase (definition)
interphase (events)
Events that take place in eukaryotic cell between its formatio…
Interphase and Mitotic phase (M mitosis).
Phase that occurs between the times when a cell is dividing (a…
Cell is forming and carries on with its normal metabolic funct…
cell cycle
Events that take place in eukaryotic cell between its formatio…
2 Main Phases of Cell Cycle
Interphase and Mitotic phase (M mitosis).
Cell cycle
Interphase
Mitosis
Chromosome
Life of a cell from birth to death
Part of the cell cycle where normal cell functions are carried…
Part of the cycle where the cell divides; one cell become two.…
Holds thousands of genes, made of two chromatids held by one c…
Cell cycle
Life of a cell from birth to death
Interphase
Part of the cell cycle where normal cell functions are carried…
DNA Replication
Helicase
Primase
DNA polymerase
make a copy of the DNA strand
unwinds and unzips the DNA strand
shows the DNA polymerase where to place nucleotides
match nucleotides (comp base pair rule)
DNA Replication
make a copy of the DNA strand
Helicase
unwinds and unzips the DNA strand
4
G1, S, G2, M
G1
M
How many phases are in the cell cycle?
What is the order of the stages in a cells life?
During which phase does the size of the cell increase?
During which phase does the number of cells increase?
4
How many phases are in the cell cycle?
G1, S, G2, M
What is the order of the stages in a cells life?
Interphase
Interphase: G1
Interphase: S
Interphase: G2
reflecting that interphase takes place between one mitotic (M)…
the cell grows physically larger, copies organelles, and makes…
the cell synthesizes a complete copy of the DNA in its nucleus…
the cell grows more, makes proteins and organelles, and begins…
Interphase
reflecting that interphase takes place between one mitotic (M)…
Interphase: G1
the cell grows physically larger, copies organelles, and makes…
The nucleolus begins to disintegrate
Chromatids separate at the beginning of…
The chromosomes move toward the center…
A chromatid from each pair is attracted…
prophase
anaphase
metaphase
anaphase
The nucleolus begins to disintegrate
prophase
Chromatids separate at the beginning of…
anaphase
Centrioles
Mitosis
Interphase
Prophase
Move to the poles of the cell and create the mitotic spindle
When the cell divides into two independent daughter cells
The cell grows in size and doubles its content by copying its…
First stage of mitosis and lasts the longest. Marked by the ap…
Centrioles
Move to the poles of the cell and create the mitotic spindle
Mitosis
When the cell divides into two independent daughter cells
membrane - importance
3 reasons why our body needs new cells:
cell cycle
3 stages of cell cycle
- important because it has to send / transport signals (relies…
1. to grow (you must multiply total # of cells)... 2. every time…
- process of growing and dividing
INTERPHASE - most of cycle... METAPHASE - where chromosomes divid…
membrane - importance
- important because it has to send / transport signals (relies…
3 reasons why our body needs new cells:
1. to grow (you must multiply total # of cells)... 2. every time…
Cell division
Cell cycle
Three functions of cell division
Genome
The continuity of life is based on the reproduction of cells.
The life of a cell from the time it is first formed from a div…
Reproduction... Growth and Development ... Tissue Renewal
A cell's endowment of DNA, its genetic information.
Cell division
The continuity of life is based on the reproduction of cells.
Cell cycle
The life of a cell from the time it is first formed from a div…
what does the cell cycle apply to?
NAME THIS PHASE:... - nuclear envelope is…
describe what happens in interphase.
NAME THIS PHASE:... - first phase of mitos…
eukaryotes
interphase
the nuclear envelope is intact, DNA is in the form of chromati…
prophase
what does the cell cycle apply to?
eukaryotes
NAME THIS PHASE:... - nuclear envelope is…
interphase
what does the cell cycle apply to?
NAME THIS PHASE:... - nuclear envelope is…
describe what happens in interphase.
NAME THIS PHASE:... - first phase of mitos…
eukaryotes
interphase
the nuclear envelope is intact, DNA is in the form of chromati…
prophase
what does the cell cycle apply to?
eukaryotes
NAME THIS PHASE:... - nuclear envelope is…
interphase