WorksheetsThe Cell Cycle
Total questions: 35
Worksheet time: 33mins
A protein that regulates the timing of the cell cycle is known as
cyclin
tumor
Growth factor
contact inhibition
Programmed cell death
apoptosis
contact inhibition
differentiation
carcinogen
Collection of cancer cells
tumor
metastasize
interleukin
melanin
When cancer migrates (via bloodstream or lymphatic system) to another part of the body.
tumor
metastasize
interleukin
melanin
the two halves of the doubled chromosome ( X shaped) structure are known as
The phase of the cell cycle that nondividing cells will go into.
G1
S
G2
Go
All cancers have to shut down gene ______ activity and this is what prevents the control of the cell cycle.
CdK
MFP
P53
mutation
How would a benign tumor most likely be treated? This also helps a doctor ensure that the tumor is benign.
High energy radiation
Chemotherapy
Surgery
low energy radiation
One reason that cells cannot grow too large is that
The cell volume grows faster than the surface area
The cell volume grows slower than the surface area
Cells that are too large do not look good in the mirror.
Science is still trying to answer this question.
Another reason cells do not grow too large is that it puts too much demand on
the mitochondria
the smooth ER
the cell's DNA
the cell cycle
A regulatory protein that controls cell division and which allows the cell cycle to proceed when certain events within the cell have occurred is known as
Cyclins
Internal regulators
External regulators
growth factors
An embryonic stage that consists of a hollow ball of cells is known as a
Tumor cell
M phase
blastocyst
This never occurs! It's a trick question.
A stem cell that forms from the first few cells after fertilization is known as _____________ because it can become any type of cell in the body.
multipotent
pluripotent
constipant
totipotent
An adult stem cell is said to be ___________ because it can produce many, but not all, types of cells in the body.
multipotent
pluripotent
constipant
totipotent
A blastocyst with its internal cell mass, is said to be a ________ stem cell because it can become most, but not all, cell types.
multipotent
pluripotent
constipant
totipotent
How stem cells are harvested for research is an__________ issue because for most, if not all people, it is an issue of right or wrong.
ignorable
misinformed
ethical
out right unbelieveably unresearched
A cancer treatment using chemicals that destroy rapidly dividing cells, which also affects hair follicles, is ...
radiation therapy
surgery
chemotherapy
untested as of yet
Cytokinesis in an (a) cell is seen when the cell pinches into 2 different cells.
Cell division in a prokaryote is called
real cool man
mitosis
meiosis
binary fission
_______ reproduction creates individuals with a combination of genetic traits from 2 individuals.
Asexual
Binary fission
Budding
Sexual
During cytokinesis in a plant cell, a cell ______ forms between the 2 new nuclei.
nucleus
nucleolus
plate
plant
