What Is The Major Difference Between Mitosis And Meiosis In A Diploid Organism

Thursday July 28, 2022

What is the major difference between mitosis and meiosis I in a diploid organism?
A) DNA replication takes place prior to mitosis, but not before meiosis I.
B) Sister chromatids separate in mitosis, while homologous pairs of chromosomes separate in meiosis I
C) Sister chromatids separate in mitosis, while homologous pairs of chromosomes separate in meiosis II.
D) Only meiosis I results in daughter cells that contain identical genetic information.

6) Homologous pairs of chromosomes align adjacent to one another at the metaphase plate of a cell at:
A) metaphase I of meiosis. B) metaphase of mitosis
C) telophase II of meiosis D) metaphase II of meiosis

7) Which of the following statements about independent assortment or segregation is correct?
A) The law of independent assortment is accounted for by observations of prophase I of meiosis.
B) The law of segregation is accounted for by anaphase of mitosis.
C) The law of independent assortment describes the behavior of two or more genes relative to one another
D) The law of segregation describes the behavior of two or more genes relative to one another.

8) Suppose two individuals with the genotype DdEeFf are mated. What fraction of the offspring are expected to be homozygous recessive for the three traits?
A) 1/64. B) 1/4 C) 1/16 D) 1/8

9) Which of the following phenotypes is an example of polygenic inheritance?
A) pink flowers in snapdragons
B) skin pigmentation in humans.
C) white and purple flower color in peas
D) the ABO blood group in humans

10) If a man with type O blood marries with a woman with type AB blood, which of the following blood types could their children possibly have?
A) AB and O B) A, B, and O C) A, B, AB, and O D) A and B.


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