WorksheetsCell cycle
Total questions: 21
Worksheet time: 2hrs 45mins
Why is the Cell Cycle often represented as a circle?
Because it is easy to draw
Because cell cycles has a distinct beginning and end point
to highlight the checkpoints
to show that it repeats over and over
In which part of Interphase have the chromosomes already been copied?
G0
G1
S
G2
Spinal cord injuries are difficult to treat because damaged nerce cells do not regenerate. Which of the following most accurately explains why damaged nerve cells no longer regenerate?
Mature nerve cells are in a resting state(Go), the no longer divide during mitosis
Nerve damage disrupts the cell cycle at the G1 phase
Nerve damage disrupts the cell cycle at the S phase
Nerve damage prevents centrioles from being synthesized
During which stage of the cell cycle does the nucleus divide?
interphase
mitosis
endocytosis
cytokinesis
Which statement below desribes the events during G2 of Interphase?
The cell grows, develops, and makes new proteins
The DNA replicates to form a new set of identical chromosomes
The cell grows, makes new organelles, and prepares for mitosis
the nucleolus disappears and the nuclear envelope disintegrates
Which stage of the cell cycle is MOST critical for ensuring that daughter cells are identical?
G1
S
Prophase
G2
Which is not a phase of the cell cycle?
Interphase
Mitosis
Cytokinesis
Duplication
Select all stages of interphase?
G1
S
G2
Mitosis
In which stage of the cell cycle does the cell split into two?
Mitosis
G1
Cytokinesis
S
_____ is the uncontrolled growth of cells, often resulting in a tumor or mass of abnormal cells
Cancer
Apoptosis
Radiation
Apoptosis is
programmed cell death
mysterious cell death
programmed cellular mutation
mysterious cellular mutation
If you look at a cell under a microscope, which phase is it MOST likely to be in?
Cytokinesis
M phase
Interphase
G1 Phase
What does DNA replication mean?
DNA is made.
DNA makes new cells.
DNA copies itself.
DNA starts the cell cycle.
the division of the cytoplasm is called
mitosis
interphase
cytokinesis
somatic
What is the division of the nucleus called?
chromosome
mitotic phase
cytokinesis
the cell cycle
________________is a critical point where stop and go signals can regulate the cycle
Metastasis
Checkpoint
Malignant
Benign
