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34 questions
How many hepatocytes would be produced by a series of four mitotic divisions starting with a single liver cell (hepatocyte)?
4
8
16
32
which word means "cell death"
cyclin
atrophy
necrosis
apoptosis
Chromosomes are separated during
prophase
metaphase
anaphase
telophase
Which of the following is mitosis NOT used for?
repair of a wound
development of an embryo in the uterus of the mother
growth
production of gametes
During which phase of mitosis does cytokinesis usually occur in?
telophase
anaphase
metaphase
prophase
this phase is
prophase
metaphase
anaphase
telophase
this phase is
prophase
metaphase
anaphase
telophase
this phase is
prophase
metaphase
anaphase
telophase
this phase is
prophase
metaphase
anaphase
telophase
At the end of mitosis, you get
2 cells that are genetically identical.
2 cells that are genetically different
4 cells that are genetically identical
4 cells that are genetically different
The part of the solution that is dissolved.
solvent
solute
An animal cell that is surrounded by freshwater will burst because the osmotic pressure causes
water to move into a cell.
water to move out of a cell.
solutes to move into a cell.
solutes to move out of a cell.
If an animal cell is surrounded by fresh water, it has been placed in a
isotonic solution
hypotonic solution
hypertonic solution
The basement membrane is located between which of the tissue types?
connective and muscle tissue
epithelial and muscle tissue
epithelial and connective tissue
muscle and nervous tissue
Which of the following is a unicellular gland associated with mucus production?
goblet cell
fibroblast
plasma cell
macrophage
Which of the following best describes a squamous-shaped cell?
a cell that is taller than it is wide
a cell that is as wide as it is tall
a cell that possesses the ability to change its shape
a flattened, scale-like cell
Which of the following epithelial tissue types is best adapted for transport of materials?
simple squamous
stratified squamous
cuboidal
columnar
Which of the following is NOT an example of connective tissue?
compact bone
cartilage
muscle
blood
Which tissue controls body functions?
epithelial
connective
muscle
nervous
What kind of tissue is this?
nervous
muscle
connective
epithelial
The arrow is pointing to a
cell.
nucleus.
villi.
mitochondria.
What kind of tissue is this?
nervous
muscle
connective
epithelial
The black lines are pointing to:
cell.
nucleus.
villi.
mitochondria.
A sample of human cells is suspended in a nutrient solution overnight. The next day, the scientist observes the cells have undergone high rates of division. Why does she suspect the cells are cancerous?
Cancer cells do not exhibit contact inhibition.
Cancer cells don't need nutrients.
Mitosis is occurring.
Only cancer cells can be seen under a microscope.
The cell cycle has checkpoints that act to inhibit uncontrolled cell division.
true
false
What happens when cells come into contact with other cells?
They divide more quickly.
they stop growing.
The produce cyclins.
They produce p53.
In eukaryotic cells, the timing of the cell cycle is controlled by
cancer cells.
cyclins.
the spindle.
all of these.
A cell with a defective p53 gene is likely to
divide regularly.
stop dividing.
accumulate chromosomal damage.
combat tumors.
What is a tumor?
an accumulation of cyclins
a mass of cancer cells
the rapidly dividing cells found at the site of a wound
a defective p53 gene
allows for limb and organ movement
connective
epithelium
muscle
nervous
makes up the major control center of the body
connective
epithelium
muscle
nervous
when its cells shorten it exerts force
connective
epithelium
muscle
nervous
surrounds and cushions body organs
connective
epithelium
muscle
nervous
lines the uterus
connective
epithelium
muscle
nervous
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