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Essential Genes Chap. 1 CRS

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Title: Essential Genes Chap. 1 CRS Author: Stephen T. Kilpatrick Last modified by: Alan S. Waldman Created Date: 3/1/2004 6:47:43 PM Document presentation format – PowerPoint PPT presentation

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Title: Essential Genes Chap. 1 CRS


1
Which of the following statements is true?
02.01Q
  1. More complex organisms have a larger haploid
    number of chromosomes.
  2. The genome of an organism is usually defined as
    the haploid set of chromosomes of that organism.
  3. All sexually reproducing species have different
    sex chromosomes among males and females.
  4. Homologous chromosomes are genetically identical.
  5. The human X and Y chromosomes do not behave as
    homologs during meiosis.

2
A cell in the G0 stage
02.02Q
  1. has withdrawn from the cell cycle.
  2. is in the process of dividing.
  3. is replicating its DNA.
  4. has just completed cell division.
  5. is preparing for cell division.

3
In mitosis and meiosis, sister chromatids are
separated during
02.03Q
  1. prophase.
  2. prometaphase.
  3. metaphase.
  4. anaphase.
  5. telophase.

4
During meiosis I (one)
02.04Q
  1. sister chromatids separate.
  2. dyads split to form monads.
  3. crossing over takes place.
  4. an equational division takes place.
  5. centromeres divide.

5
Meiosis allows
02.05Q
  1. the generation of genetic variation among
    offspring.
  2. the generation of new combinations of alleles on
    the same chromosome.
  3. the transmission of equivalent genetic
    information from generation to generation.
  4. the genetic contribution of two individual
    parents to each offspring.
  5. All of the above.
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