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Ch. 13 - Meiosis and Sexual Life Cycles
All textbooksCampbell 12th EditionCh. 13 - Meiosis and Sexual Life CyclesProblem 1
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Chapter 13, Problem 1

A human cell containing 22 autosomes and a Y chromosome is a. a sperm. b. an egg. c. a zygote. d. a somatic cell of a male.

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Hello everyone here? We have a question telling us. A human and somatic cell contains 22 pairs of blank and one pair of blank human. Somatic cells have 23 chromosomes. 22 of these are autos OEMs And the remaining one is a sex chromosome. So our answer here is B Autos OEMs and six chromosomes. Thank you for watching. Bye!
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Textbook Question

The two homologs of a pair move toward opposite poles of dividing cell during a. mitosis. b. meiosis I. c. meiosis II. d. fertilization.

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Textbook Question

Meiosis II is similar to mitosis in that a. sister chromatids separate during anaphase. b. DNA replicates before the division. c. the daughter cells are diploid. d. homologous chromosomes synapse.

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Textbook Question

If the DNA content of a diploid cell in the G1 phase of the cell cycle is x, then the DNA content of the same cell at metaphase of meiosis I will be a. 0.25x. b. 0.5x. c. x. d. 2x.

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