Order the following events of the cell cycle, starting with G1 as the first event. Each answer option should be used once. V[ Choose ] G2 phase cytokinesis 1 2 anaphase S phase metaphase prometaphase 3 G1 phase prophase telophase 4 [ Choose ] 5 [ Choose ] 6 [ Choose ]
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- This is a picture of anaphase: Explain why you know this cell is in anaphase using 2 vocabulary words from this list (definitions are in question 1): Nuclear envelope/nucleus Chromatin chromatid/sister chromatid Chromosome Spindle tv Aa 23 MacBook Air DD FB F9 F7 F3 F4 F5 F2 @ 23 $ % & 3 4 5 7 8 9 P W R Y S D F G H J K L XIG YIB N M E(Q) During M-phase of cell cycle, active M-Cdk phosphorylates several target proteins in order to regulate their activities. Identify TWO specific examples of such target proteins that are phosphorylated by active M-Cdk, and explain how each of them affects the cell (i.e. their respective biological significance). i) target protein phosphorylated: _______________________________ Biological Significance: ii) target protein phosphorylated: _______________________________ Biological Significance:Read the discussion of the cell cycle, mitosis, and cytokinesis, pages 00-4to7.In the table below, describe briefly the major events of each part of the cell cycle. (You might want to turn the table sideways so you can write the long way in each box.) Interphase M phase (mitotic cell division) G1 G2 Mitosis Cytokinesis S Prophase | Metaphase Anaphase Telophase
- This is a picture of telophase: Explain why you know this cell is in telophase using 2 vocabulary words from this list (definitions are in question 1): Nuclear envelope/nucleus Chromatin chromatid/sister chromatid Chromosome Spindle r25.044 tv Aa 24 MacBook Air 888 F7 FB F9 F5 F6 F3 F4 F2 $ % & @ 2 4 6. 7 P W E T Y D F G H K S C V N * C0 B R * 3Select the correct answer that applies for the following statement: A cell cycle checkpoint has been identified in this phase G1 phase S phase G2 phase |M phase | All phases ( do not need to select individual phases) O None of thesePLEASE ANSWER THE FOLLOWING: 1. In figure 1 locate the mitotic zone or region of cell division. Next, identify mitotic stages visible in figure 2. Note down visible structural changes occurring at various stages of mitosis, namely: prophase (early and late) metaphase, anaphase (early and late) and telophase (early and late). 2. Point the specific mitotic stages that can be seen in the enlarged image of onion root tip cells undergoing cell division (figure 2). 3. Search for a diagrammatic illustration of the different stages of meiosis, examine/study carefully the changes occurring in each stage. Note how these stages assemble or differ from those of mitosis. 4. Then, summarize the structural changes occurring in each stage of mitosis and meiosis in a tabular form.
- Using playing cards: what does this arrangement represent? O Prophase II O Prophase I O Mitotic Metaphase O Mitotic Anaphase O Metaphase | O Anaphase II O Intephase O Mitotic Telophase O Metaphase l O Telophase II O Anaphase IMatch the following terms with their definition. Note that some of the terms will not be used. 1. S phase 2. Oncogene 3. G0 phase 4. Cyclin 5. Metaphase checkpoint 6. G2 phase 7. G1 checkpoint 8. Cyclin-dependent kinase 9. Mitosis ______The stage a cell is in if it is not going to divide ______The part of the cell cycle during which newly replicated DNA is checked for mistakes ______The part of the cell cycle during which DNA replication occurs ______An enzyme that adds phosphate groups to other proteins only when it is bound to another protein ______A protein that is present at high levels only during certain times of the cell cycle _____Point at which the cell dies if all the chromosomes are not correctly attached to the mitotic spindleFor an organism with 3 pairs of chromosomes (6 total chromosomes, 2n = 6), draw chromosome diagrams for the following phases of the mitotic cell cycle: G1 of interphase, prophase, metaphase, anaphase & telophase. Be sure to draw the correct number of chromosomes and the correct number of chromatids per chromosome. Use a different color to represent each chromosome type (for example, use blue to indicate all copies of chromosome 1, red for all copies of chromosome 2, & green for all copies of chromosome 3).
- Explain why you know this cell is in prophase using 2 vocabulary words from this list (definitions are in question 1): Nuclear envelope/nucleus Chromatin chromatid/sister chromatid Chromosome Spindle stv MacBook Air DII DD F10 F7 F4 F5 F3 # $ % & 2 3 4 6 7 W E R Y U S F H J K > V command and .. .- V - * 00PLEASE ANSWER THE FOLLOWING QUESTIONS: 1. In figure 1 locate the mitotic zone or region of cell division. Next, identify mitotic stages visible in figure 2. Note down visible structural changes occurring at various stages of mitosis, namely: prophase (early and late) metaphase, anaphase (early and late) and telophase (early and late). 2. Point the specific mitotic stages that can be seen in the enlarged image of onion root tip cells undergoing cell division (figure 2). 3. Search for a diagrammatic illustration of the different stages of meiosis, examine/study carefully the changes occurring in each stage. Note how these stages assemble or differ from those of mitosis. 4. Then, summarize the structural changes occurring in each stage of mitosis and meiosis in a tabular form.Answer these questions: 1. During what phase of the cell cycle does DNA replication occur? 2. During mitosis, at what phase do chromosomes first become visible? 3. During what 2 phases of mitosis are chromosomes each composed of two chromatids? 4. During what 2 phases of mitosis are chromosomes each composed of one chromatid? 5. How does cytokinesis differ in plants and animals? 6. What is the term used to refer to the "division of the cytoplasm"? 7. Are the two cells created from mitosis the genetically identical or different? 8. Write the stages of the cell's life cycle in order, starting with the stage immediately after cytokinesis.