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WorksheetsUnit 2 Cells Review
Total questions: 22
Worksheet time: 13mins
Which do BOTH prokaryotes and eukaryotes contain?
nucleus
mitochondria
ribosomes
cell wall
Prokaryotes do NOT have....
membrane bound organelles
DNA or RNA
Cell membrane
Life
Bacteria are considered what?
Eukaryotes
Prokaryotes
Normal cells grow and divide continuously.
After mitosis, the cytoplasm and organelles are divided between the two new forming cells in a process called
centriole
chromatin
cytokinesis
centromere
This process is the programmed death of a cell
stem cell
regulation
apoptosis
cytocide
One difference between a cancer cell and a normal cell is that
Cancer cells divide uncontrollably
Cancer cells cannot make copies of DNA
Normal cells divide uncontrollably
Normal cells cannot make copies of DNA
Stem cells are ____________________.
cells that grow uncontrollably
undifferentiated cells that can turn into other types of cells
the first cells of a new living organism (fertilized egg)
specialized cells that do one job
If a cell has 8 chromosomes, how many chromosomes will each daughter cell have after mitosis?
4
8
16
32
In a negative feedback loop, each action creates a consequence that _____________________ the other action.
decreases
has no effect on
amplifies
In a positive feedback loop, each action creates a consequence that _____________________ the other action.
decreases
has no effect on
amplifies
Which of the following is an example of internal regulation during the cell cycle?
A gap outside of the cell (caused by a skateboarding accident) triggers cell division.
A cell receives a signal from the cell’s own nucleus to divide.
Tumor cells continue to divide without receiving a signal.
Hormones in the blood cause cell growth in a growing teenager.
Which way would the purple molecules move through the semi permeable membrane?
From the A side to the B side
From the B side to the A side
None of the purple molecules would move.
