Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 10, Problem 4RQ
A diploid cell has ________ the number of chromosomes as a haploid cell.
- one-fourth
- half
- twice
- four times
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diagram of meiosis of a diploid cell where n = 3, showing all stages. Lable one example of sister chromatids and one example of a pair of homologous chromosomes.
At the end of meiosis I, __________ are separated, resulting in __________ (assume cytokinesis occurs).
Sister chromatids; 4n cells
Sister chromatids; 1n cells
Homologous chromosomes; 1n cells
Sister chromatids; 2n cells
Homologous chromosomes; 2n cells
______________ is typically the ______________ stage of ______________.
Question 4 options:
S phase; longest; mitotic addition
Cytokinesis; longest; cytology
None of the other answers are correct.
Interphase; longest; the cell cycle
G1 and G2 phases; shortest; meiotic addition
G1 Phase; shortest; mitotic subtraction
Chapter 10 Solutions
Biology 2e
Ch. 10 - Figure 10.6 Which of the following is the correct...Ch. 10 - Figure 10.13 Rb and other proteins that negatively...Ch. 10 - Figure 10.14 Human papillomavirus can cause...Ch. 10 - A diploid cell has ________ the number of...Ch. 10 - An organism s traits are determined by the...Ch. 10 - The first level of DNA organization in a...Ch. 10 - Identical copies of chromatin held together by...Ch. 10 - S. Chromosomes are duplicated during what stage of...Ch. 10 - Which of the following events does not occur...Ch. 10 - The mitotic spindles arise from which cell...
Ch. 10 - Attachment of the mitotic spindle fibers to the...Ch. 10 - Unpacking of chromosomes and the formation of a...Ch. 10 - Separation of the sister chromatids is a...Ch. 10 - The chromosomes become visible under a light...Ch. 10 - The fusing of Golgi vesicles at the metaplhase...Ch. 10 - At which of the cell-cycle checkpoints do external...Ch. 10 - What is the main prerequisite for clearance at the...Ch. 10 - If the M checkpoint is not cleared, what stage of...Ch. 10 - Which protein is a positive regulator that...Ch. 10 - Many of the negative regulator proteins of the...Ch. 10 - Which negative regulatory molecule can trigger...Ch. 10 - are changes to the order of nucleotides in a...Ch. 10 - A gene that codes for a positive cell-cycle...Ch. 10 - A mutated gene that codes for an altered version...Ch. 10 - Which molecule is a Cdk inhibitor that is...Ch. 10 - Which eukaryotic cell-cycle event is missing in...Ch. 10 - FtsZ proteins direct the formation of a...Ch. 10 - Compare and contrast a human somatic cell to a...Ch. 10 - What is the relationship between a genome,...Ch. 10 - Eukaryotic chromosomes are thousands of times...Ch. 10 - Briefly describe the events that occur in each...Ch. 10 - Chemotherapy drugs such as vincristine (derived...Ch. 10 - Describe the similarities and differences between...Ch. 10 - List some reasons why a cell that has just...Ch. 10 - What cell-cycle events will be affected in a cell...Ch. 10 - Describe the general conditions that must be met...Ch. 10 - Compare and contrast the roles of the positive...Ch. 10 - What steps are necessary for Cdk to become fully...Ch. 10 - Rb is a negative regulator that blocks the cell...Ch. 10 - Outline the steps that lead to a cell becoming...Ch. 10 - Explain the difference between a proto-oncogene...Ch. 10 - List the regulatory mechanisms that might be lost...Ch. 10 - ______ can trigger apoptosis if certain cell-cycle...Ch. 10 - Name the common components of eukaryotic cell...Ch. 10 - Describe how the duplicated bacterial chromosomes...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- All of the following are stages of mitosis except _________. a. prophase b. interphase c. metaphase d. anaphasearrow_forwardSelect the correct statement.Mitosis increases genetic variation.Mitosis occurs in 8 total stages.Mitosis produces haploid gametesMitosis occurs in somatic cells.arrow_forwardIn a tabular form, differentiate mitosis and meiosis using the following criteria: Chromosome number of daughter cells Stages Synapsis Crossing over Cell type Number of cells formed Genetic consequencesarrow_forward
- At the metaphase plate during metaphase of mitosis, there area. single chromosomes.b. duplicated chromosomes.c. G1 stage chromosomes.d. always 23 chromosomes.arrow_forward______________ is typically the ______________ stage of ______________. Question 5 options: Anaphase; longest; mitotic subtraction Mitosis; shortest; the cell cycle Meiosis; longest; meiotic addition Cytosis; shortest; cytology Prometaphase; shortest; mitotic addition None of the other answers are correct.arrow_forwardCell with half the chromosomes number of the parent cell ____________________.arrow_forward
- Match each image in the diagram to the phase of mitosis it represents Prophase Metaphase Anaphase Telophasearrow_forwardWhich of the following events takes place in meiosis but not in mitosis? Breakdown of the nuclear envelop Condensation of chromosomes Separation of homologous chromosomes Separation of chromatids Cytokinesisarrow_forwardwhich of the following is not true about mitosis? a.) chromosomes line up in metaphase by connecting to kinetechore proteins b.) the process starts out as a diploid cell c.) dna replicates in M phase d.) cells can be 4n if cytokenisis does not occur at the endarrow_forward
- The ploidy, and chromosome number of a cell that is 2n = 46 is: a. Haploid and the chromosome number is 46 b. Diploid and the chromosome number is 23 c. Haploid and the chromosome number is 96 d. Diploid and the chromosome number is 46arrow_forwardWhat are the stages of mitosis Chromosomes are at oppoiste poles of the cell, cytokinesis is almost completed. Chromosomes (chromatids) first become visible as long thin strands. DNA (chromosomes) replicate occursarrow_forwardCell A goes throuh mitosis. What is the number of chromosomes in the resulting daughter cells?arrow_forward
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