"Immortal" cells undergo unregulated cell growth in this condition.
What is cancer
100
We selected a bastula cell instead of liver cells to observe animal cells because____.
What is Liver cells are done dividing, therefore you won’t see active dividing cells
100
The division of cytoplasm is called _______.
What is Cytokinesis?
100
When preparing onion roots to view the cell cycle, incubate the onion root tips until they turn________.
What is Magenta
100
This structure of proteins is attached to the centromere that links each sister chromatid to the mitotic spindle.
What is Kinetochore
200
Centrosomes are present at ___ phase (s) of mitosis.
What is All phases.
200
Root Tips were selected for observation instead of leaves because_____.
What is root tip cells are actively dividing. Therefore, we can observe all the phases of mitosis in different cells.
200
In animal cells, cytokinesis occurs by a process called ______ , the first sign of which is the appearance of the _______ _______ .
What is Cleavage, cleavage furrow.
200
Why are the root tips of onions used instead of the leaves to study mitosis and cell cycle?
What is cells in roots are rapidly multiplying, showing various stages of the cell cycle
200
In this phase the chromatids of each chromosome have separated and the daughter chromosomes are moving to the poles of the cell.
What is Anaphase
300
The ____ phase depicted here has a distinguishing factor___ that separated this cell type from ___ cells
What is Cytokinesis, Cell plate, animal
300
When examining tissue cells undergoing mitosis, the presence of this structure can help determine if the dividing cells were from a plant or an animal.
What is the presence of microtubules. Centrosomes are not present in plant cells
300
These specialized protein structures located at the centromere attach to the microtubules.
What is Kinetochore
300
Mitosis is the _______ reporoductin of cells, and involves ________ proteins.
What is Asexual, several hundred
300
The spindle is complete and the chromosomes, attached to microtubules at their kinetochores are aligned at the___.
What is Metaphase
400
This pictured phase is not actually a part of mitosis, but account for 90% of the cell cycle
What is Interphase
400
Cytokinesis differs in plant vs animal cells by the presence of ___ in plant cells and ___ in animal cells.
What is cytokinesis plate, cleavage furrow
400
In plant cell telophase, vesicles derived from the Golgi apparatus move along the microtubules to the middle of the cell where they form the _________
What is Cell plate.
400
What 3 chemicals are used to prepare onion roots for viewing the cell cycle?
What is 1 M HCL, Feulgen reagent, 45% acetic acid
400
In this phase the mitotic spindle begins to form, and the nucleolus disappears but the nucleus remains intact.
What is Prophase
500
The cell pictured is undergoing the shortest stage in mitosis, known as ___ and occurs when the ___ move away from each other, ___ the cell.
What is Anaphase, daughter chromosomes, elongating
500
Plant cells which are similar to colochicine were the first chemicals used in cancer chemotherapy. They are effective due to an attack on these two phases.
What is prophase and cyotokinesis phases in mitosis
500
_______ are composed of the centrosomes and the microtubules and are named for their shape.
What is mitotic spindle
500
To what disease is colchicine medically relevant and what is it?
What is a plant alkaloid, relevant to cancer treatment.
500
The shallow groove around the cell in the cell surface near the old metaphase plate is called ___.