BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 8, Problem 9WIO
Summary Introduction
To determine:
Whether G1 or G2 phase of cell cycle contains more DNA.
Introduction:
The first phase of cell cycle is known as interphase. It is divided into gap phases (G1 and G2) that are separated by the synthesis (S) phase. The cells actively produces proteins and carry out
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An example of a cell differentiation might include
A) A cell traveling to its ultimate destination in the developing body
B) Embryonic stem cells changing into liver and kidney cells
C) Division of a zygote into many cells, all containing genetic material
D) Unused neurons getting pruned away
Draw and label a picture of what a cell looks like during prophase.
Draw and label a picture of what a cell looks like during metaphase.
Draw and label a picture of what a cell looks like during anaphase.
Draw and label a picture of what a cell looks like during telophase.
Draw a picture of what a cell looks like during cytokinesis.
Draw and label a picture of prophase I & II.
Draw and label a picture of metaphase I & II.
Q1: Do all cells in an organism enter each stage of mitosis at the same time? (Hint: See image of onion root tip at far left in the figure.) Q2: What happens between the end of interphase and early prophase that changes the appearance of the chromosomes? Q3: Explain in your own words the role of the mitotic spindle in mitosis.
Chapter 8 Solutions
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Ch. 8.1 - Explain the roles of mitotic cell division,...Ch. 8.1 - Prob. 2MCCh. 8.2 - Prob. 1MCCh. 8.2 - What are the steps of DNA replication?Ch. 8.2 - Prob. 3MCCh. 8.2 - Prob. 4MCCh. 8.3 - Prob. 1MCCh. 8.3 - Prob. 2MCCh. 8.4 - Prob. 1MCCh. 8.4 - Prob. 2MC
Ch. 8.5 - What are the three main events of the cell cycle?Ch. 8.5 - Prob. 2MCCh. 8.5 - Prob. 3MCCh. 8.5 - What happens during each stage of mitosis?Ch. 8.5 - Prob. 5MCCh. 8.6 - Prob. 1MCCh. 8.6 - Prob. 2MCCh. 8.6 - Prob. 3MCCh. 8 - A DNA is placed in a test tube containing...Ch. 8 - A chromosome is made of a. DNA. b. chromatin. c....Ch. 8 - Which of the following explains why binary fission...Ch. 8 - If you were to look at a sample of actively...Ch. 8 - Which stage of the cell cycle occurs immediately...Ch. 8 - What would happen to an animal cell if interphase...Ch. 8 - Why are cell cycle control checkpoints so...Ch. 8 - Prob. 1WIOCh. 8 - Prob. 2WIOCh. 8 - Prob. 3WIOCh. 8 - Sketch and describe the evenst that occur when a...Ch. 8 - List the ways that binary fission is similar to...Ch. 8 - Prob. 6WIOCh. 8 - Prob. 7WIOCh. 8 - Label the arrows connecting the chromosome images...Ch. 8 - Prob. 9WIOCh. 8 - Prob. 10WIOCh. 8 - Prob. 11WIOCh. 8 - Prob. 12WIOCh. 8 - Prob. 1SLCh. 8 - Add DNA polymerase, nucleotides, and complementary...Ch. 8 - Add cell growth and tissue repair to the concept...Ch. 8 - Review the Survey the Landscape figure in the...
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- Cell differentiation occurs through _______________, whereas morphogenesis involves _______________. (a) pattern formation; cell determination (b) cell division; cell expansion (c) cell expansion; pattern formation (d) cell determination; cell division (e) cell determination; pattern formationarrow_forwardlist four external factors that can start and stop cell division and explain how each regulates cell division?arrow_forward1) what is meant by “there is no such thing as a typical cell?” 2) which part of the cell cycle does the cell spend the least amount of time in? Why do u think that is? 3) why would a cell ever want to destroy itself? 4) how long does a cell live before it undergoes mitosis? 5) if cells can constantly replace themselves, why is a heart attack (which kills cardiac muscle cells) so devastating? 6) what type of cells never undergo mitosis? 7) what makes stem cells particularly interesting to researchers? 8) how might stem cells be used to repair brain or heart damage, even though these cells do not undergo mitosis? 9) why do you think beauty experts would also be interested in stem cells? 10) what is the connection between cancer and mitosis? 11) why is it so difficult for your body to battle cancer? 12) why does you hair fall out of the chemotherapy?arrow_forward
- Describe the process of transforming an unspecialized cell into a specialized cell is known as cell differentiation?arrow_forwardWhich of the following is mismatched? M stage - mitosis and cytokinesis G 2 stage - metabolic preparation for mitosis interphase - shortest stage of the cell cycle G 1 stage - cell grows in size and cell organelles increase in number S stage - DNA synthesisarrow_forwardExplain what happens at each phase of cell cycle: -DNA replication (when, where, how? Use terms such as DNA polymerase, complimentary base pairs) -Interphase (G1, S, G2) -Mitosis (overall goal of prophase, metaphase, anaphase, telophase, cytokinesis)arrow_forward
- Biology Name: Date: Period: Mitosis Worksheet The diagram below shows six cells in various phases of the cell cycle. Note the cells are not arranged in the order in which mitosis occurs and one of the phases of mitosis occurs twice. Use the diagram to answer questions 1-7. Phases of the Cell Cycle 1) Cells A and F show an early and a late stage of the same phase of mitosis. What phase is it? 2) Which cell is in metaphase? 3) Which cell is in the first phase of mitosis? 4) In cell A, what structure is labeled X? 5) Which cell is in the "in between" phase of mitosis? 6) Place the diagrams in order from first to last. 7) Are the cells depicted plant or animal cells? Explain your answer. 8) What is the longest phase of the cell cycle? 9) Why is mitosis important?arrow_forwardA cell in G1 of interphase has 8 chromosomes. How many chromosomes, and how many DNA molecules will be found per cell as this cell progresses through the following stages: G2, metaphase, anaphase, and after cytokinesis?arrow_forwardIf you were to look at a sample of “normal” cells, what phase of the cell cycle do you think most of the cells would be in? If you were to look at a sample of cancer cells, what phase of the cell cycle do you think most of the cells would be in?arrow_forward
- Draw diagrams for each phase of Mitosis in the correct order. Including Mitosis as part of the cell cycle is beneficial but not required. Identify the most important relevant details about each phase. There are at least 2 details or terms associated with each phase. Please use the proper names for parts such as centromeres, spindle fibres, etc.arrow_forwardWhat occurs during G0, G1, S, G2 (interphase), M, and cytokinesis stages of the cell cycle?arrow_forwardWhich of the following scenarios accurately describes the actions occurring during the S phase? Each chromosome is duplicated; each chromosome results in two sister chromatids attached at a centromere. O The chromosome number is halved in preparation for cell division. O Cell reaches maximum size and adds more proteins. O The cell enlarges, proteins are increased and organelles are duplicated.arrow_forward
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