A somatic cell has the genotype DdEe. All chromosomes in this organism are metacentric. Show metaphase and the results of mitosis if the D and E locus are linked on the same chromosome in trans configuration.
A somatic cell has the genotype DdEe. All chromosomes in this organism are metacentric. Show metaphase and the results of mitosis if the D and E locus are linked on the same chromosome in trans configuration.
Biochemistry
6th Edition
ISBN:9781305577206
Author:Reginald H. Garrett, Charles M. Grisham
Publisher:Reginald H. Garrett, Charles M. Grisham
Chapter28: Dna Metabolism: Replication, Recombination, And Repair
Section: Chapter Questions
Problem 19P: Figure 28.11 depicts the eukaryotic cell cycle. Many cell types “exit� the cell cycle and...
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Transcribed Image Text:A somatic cell has the genotype DdEe. All chromosomes in this
organism are metacentric. Show metaphase and the results of
mitosis if the D and E locus are linked on the same chromosome
in trans configuration.
A sexually reproducing organism has the following phenotype
DdEeAaTt:
The D and E loci are on the same arm of a metacentric
chromosome in cis configuration. The A locus is on the long arm
of an acrocentric chromosome and the T locus is on a telocentric
chromosome.
2.1. What is the haploid number of this
organism?
2.2. Using diagrams show a cell at metaphase of mitosis and
show the results of mitosis.
Transcribed Image Text:(a) What is the centrosome?
(b) Cytoskeletal elements play important roles in cell division.
The mitotic spindle apparatus is made up of
and pulls sister chromatids apart, whereas
the contractile ring is made up of
required for the separation of daughter cells
at the end of the mitotic phase of the cell
cycle.
Question 8
Diagrammatically show metaphase and telophase of mitosis
using a cell that is 2n=2 which has one metacentric chromosome
and one telocentric chromosome.
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