Chapter 10

A diploid organism whose somatic (nonsex) cells each contain 32 chromosomes produces gametes containing _____ chromosomes.

16

Normal human gametes carry _____ chromosomes.

23

Which of these gametes contains one or more recombinant chromosomes?

B and C

Which of these cells is (are) haploid?

C and D

Which statement correctly describes her cellular DNA content employee levels change during meiosis one and meiosis two?

Do you know continent is hurting both meiosis one and meiosis two. Pretty lovely changes from deployed to have blood in my house this one, and remains haploid in meiosis two

During _____ a spindle forms in a haploid cell.

Prophase II

If crossing over did not occur, which of the following statements about meiosis would be true? Select all that apply.

There would be less genetic variation among gametes.

Homologous chromosomes migrate to opposite poles during _____.

anaphase I

During _____ sister chromatids separate.

anaphase II

Meiosis II typically produces _____ cells, each of which is _____.

four ... haploid

Which processes lead to most genetic variation in sexually reproducing organisms?

independent assortment of chromosomes in meiosis crossing over random fertilization

Human gametes are produced by _____.

meiosis

During _____ chromosomes align single file along the equator of a haploid cell.

metaphase II

Synapsis occurs during _____.

prophase I

At the end of _____ and cytokinesis, haploid cells contain chromosomes that each consist of two sister chromatids.

telophase I

At the end of _____ and cytokinesis there are four haploid cells.

telophase II

Meiosis I produces _____ cells, each of which is _____.

two ... haploid