193 cards
____ cells have two copies of each chromosome.
____ cells have one copy of each chromosome.
The cell cycle contains ____ stages.
The G 1 , S, and G 2 stages are collectively called ____ .
The ____ stages are collectively called interphase .
During the ____, the DNA is uncoiled in the form of chromatin.
During the interphase, the DNA is uncoiled in the form of ____.
In the ____, cells create organelles for energy and protein production, and increase their size.
In the G 1 stage ( presynthetic gap ), ____
The ____, during which the DNA is checked for quality, must be passed for the cell to move into the S stage.
The restriction point, during which ____, must be passed for the cell to move into the S stage.
The restriction point, during which the DNA is checked for quality, must be passed for the cell to move into the ____ stage.
In the ____, DNA is replicated.
In the S stage ( synthesis ), ____
A single chromatid replicates to form ____.
The strands of DNA, called ____, are held together at the centromere.
The strands of DNA, called chromatids, are held together at the ____.
In the ____, there is further cell growth and replication of organelles in preparation for mitosis.
In the G 2 stage ( postsynthetic gap ), ____
____ must be passed for the cell to enter into mitosis.
Another quality checkpoint must be passed for the cell to enter into ____.
In the ____, mitosis and cytokinesis occur.
In the M stage ( mitosis ), ____
In the ____, the cell performs its functions without preparing for division.
In the G 0 stage, ____
p____lays a role in the two major checkpoints of the cell cycle (G 1 to S, and G 2 to M).
p53 plays a role in ____
The molecules responsible for the regulation cell cycle are known as ____).
____, phosphorylat-ing and activating transcription factors for the next stage of the cell cycle.
Cyclins bind to CDKs, ____-ing and activating transcription factors for the next stage of the cell cycle.
Cyclins bind to CDKs, phosphorylat-ing and activating ____ for the next stage of the cell cycle.
____ occurs when cell cycle control becomes deranged.
Cancer allows damaged cells to undergo mitosis without regard to ____ of the new cells produced.
Mitosis produces ____ cells from a single cell.
____ produces two genetically identical diploid daughter cells from a single cell.
____ occurs in somatic cells.
Mitosis has four phases: ____.
In ____ of mitosis, the chromosomes condense, the nuclear membrane dissolves, nucleoli disappear, centrioles migrate to opposite sides of t…
In prophase of mitosis, ____
The ____ of each chromosome is contacted by a spindle fiber.
The kinetochore of each chromosome is contacted by a ____.
In ____ of mitosis, chromosomes line up along the metaphase plate ( equatorial plate ).
In metaphase of mitosis, ____
In ____ of mitosis, sister chromatids are separated and pulled to opposite poles.
In anaphase of mitosis, ____
In ____ in mitosis, the nuclear membrane reforms, spindle apparatus disappears, and cytosol and organelles are split between the two daught…
In telophase in mitosis, ____
____ occurs in gametocytes ( germ cells ).
Meiosis produces ____
Meiosis has one round of ____.
The two rounds of division of meiosis are ____ divisions.
In ____, homologous pairs of chromosomes (homologues) are separated from each other.
In meiosis I, ____
The human genome is composed of ____ homologous pairs of chromosomes ( homologues ).
In ____, the same events occur as in prophase of mitosis, except that homologues come together and intertwine in a process called synapsis.
In prophase I, ____
Four chromatids are referred to as a ____ .
____ exchanges genetic material between one chromatid and material from a chromatid in the homologous chromosome.
Crossing over accounts for ____
In metaphase I of meiosis, ____