(b) If there are 20 chromatids in a cell, how many centromeres are there? Explain your answer. (e) Diagrammatically, show a metacentric chromosome in G1 phase of the cell cycle and in G2 of the cell cycle. (d) A cell containing 92 chromatids at metaphase of mitosis would, at its completion, produce two nuclei containing how many chromosomes? (e) If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested?
(b) If there are 20 chromatids in a cell, how many centromeres are there? Explain your answer. (e) Diagrammatically, show a metacentric chromosome in G1 phase of the cell cycle and in G2 of the cell cycle. (d) A cell containing 92 chromatids at metaphase of mitosis would, at its completion, produce two nuclei containing how many chromosomes? (e) If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested?
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Please answer b, d and e
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Transcribed Image Text:(b) If there are 20 chromatids in a cell, how many centromeres
are there? Explain your
answer.
Diagrammatically, show a metacentric chromosome in G1
phase of the cell cycle and in G2 of the cell
cycle.
(d) A cell containing 92 chromatids at metaphase of mitosis
would, at its completion, produce two nuclei containing
how many chromosomes?
(e) If cells in the process of dividing are subjected to
colchicine, a drug that interferes with the functioning of the
spindle apparatus, at which stage will mitosis be
arrested?
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