Norway rats have 42 chromosomes in their diploid cells. If such a cell enters meiosis, how many chromosomes and double-helical molecules of DNA will be present in each daughter cell at the end of meiosis II?a. 21 chromosomes and 21 double-helical DNA moleculesb. 21 chromosomes and 42 double-helical DNA moleculesc. 42 chromosomes and 42 double-helical DNA moleculesd. 42 chromosomes and 84 double-helical DNA molecules

Which statement describes a major difference between meiosis II and mitosis in a diploid animal?

a) Homologous chromosomes align on the metaphase plate in meiosis II.

b) Sister chromatids separate in mitosis, and homologous chromosomes separate in meiosis II.

c) Meiosis II occurs in a haploid cell, while mitosis occurs in diploid cells.

d) Meiosis II is known as 'reductional division' while mitosis is known as 'equatorial division'.

During which of the following stages of meiosis do homologous chromosomes pair up and align along the metaphase plate of the cell?

a) Metaphase I of meiosis.

b) Telophase I of meiosis.

c) Anaphase I of mitosis.

d) Metaphase II of meiosis.