Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 11, Problem 5SQ
The spindle attaches to chromosomes at the _______.
- a. centriole
- b. contractile ring
- c. centromere
- d. centrosome
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The spindle apparatus is formed during the __________ phase of mitosis
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The _____ is the physical location that sister chromatids are held together and where microtubules physically attach during mitosis.
a. centriole
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Our somatic cells’ DNA is distributed among 46 ________ in the nucleus. a. nucleosomes b. chromatids c. nucleoli d. chromosome
Chapter 11 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 11 - HeLa Cells Are a Genetic Mess HeLa cells can vary...Ch. 11 - HeLa Cells Are a Genetic Mess HeLa cells can vary...Ch. 11 - HeLa Cells Are a Genetic Mess HeLa cells can vary...Ch. 11 - Prob. 1SQCh. 11 - A duplicated chromosome has how many chromatids?Ch. 11 - Prob. 3SQCh. 11 - Most cells spend the majority of their lives in...Ch. 11 - The spindle attaches to chromosomes at the...Ch. 11 - Only _______ is not a stage of mitosis. a....Ch. 11 - In intervals of interphase, G stands for ______....
Ch. 11 - Interphase is the part of the cell cycle when...Ch. 11 - After mitosis the chromosome number of a...Ch. 11 - Prob. 10SQCh. 11 - Prob. 11SQCh. 11 - Prob. 12SQCh. 11 - Match each term with its best description. __ cell...Ch. 11 - Prob. 14SQCh. 11 - When a cell reproduces by mitosis and cytoplasmic...Ch. 11 - The eukaryotic cell at left is in the process of...Ch. 11 - Exposure to radioisotopes or other sources of...Ch. 11 - Suppose you have a way to measure the amount of...
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- Matching Terms: A. Prophase B. Anaphase C. Telophase D. Metaphase E. Interphase _____1. The sister chromatids are moving apart. _____2. The nucleolus begins to fade from view. _____3. A new nuclear membrane is forming. _____4. The cell membrane begins to pinch in. _____5. The chromosomes de-condense. _____6. The chromosomes are located at the equator. _____7. The nuclear membrane begins to fade from view. _____8. The chromosomes move towards the poles of the cell. _____9. Sister chromatids line up along the equator. _____10. The division (cleavage) furrow appears _____11. The spindle is formed. _____12. Chromosomes are not visible. _____13. The cell plate begins to be built. _____14. Chromosomes replicated. _____15. The reverse of prophase.arrow_forwardDuring this stage of mitosis, the chromatin coils to form chromosomes, the nuclear envelope disappears, the nucleolus dissolves, spindle fibers are formed, and the centrioles migrate to the poles. a. prophase b. metaphase c. anaphase d. telophasearrow_forwardInterphase is the part of the cell cycle when________ . a. a cell ceases to function b. a cell forms its spindle apparatus c. a cell grows and replicates its DNA d. mitosis proceedsarrow_forward
- During cytokinesis, a contractile ring of actin microfilament forms the ______________ and pinches the cell apart. A. Kinetochores B. Cleavage furrow C. Equator D. Astersarrow_forwardIdentify the main phases of interphase in the correct order. Select one: a. Growth, mitosis and cytokinesis b. Growth 1, synthesis, growth 2 c. Growth, synthesis, and mitosis d. Growth and synthesisarrow_forwardIn the image, you can see one cell that is in the process of mitosis. (Note that chromosomes are stained dark blue.) In which stage is this cell currently? A. Telophase B. Metaphase C. Interphase D. Prophase E. Cytokinesis F. Anaphasearrow_forward
- Centrosomes move to opposite ends of the cell in what phase of mitosis? a. Metaphase b. Anaphase c. Telophase d. Interphase e. Prophasearrow_forwardDuring this stage of mitosis, the chromosomes become attached to the spindle fibers. A. Prometaphase B. Prophase C. Metaphase D. Anaphase E. Telophasearrow_forwardFocal adhesions ________. a. have been implicated in cell locomotion b. contain integrins that develop transient interactions with the extracellular matrix c. collect information about the chemical properties of the extracellular environment d. transmit information to the cell interior that may lead to changes in cell adhesion, proliferation or survival e. All of these are correct.arrow_forward
- A cell that is ___________ has a particular morphology and function. a. determined b. differentiated c. undergoing apoptosis d. dividingarrow_forwardDuring which of the following mitotic stages to microtubules shrink to pull chromosomes to the MTOC? a. Prophase b. Metaphase c. Anaphase d. Telophase e. Cytokinesisarrow_forwardIn eukaryotic cells, the nuclear envelope has to disappear in order to directly permit _____. A. the splitting of centrosomes B. the attachment of microtubules to kinetochores C. the extra condensation of chromosomes D. cytokinesisarrow_forward
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