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16 Questions

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Chromosomes and Meiosis

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Questions and Answers

What is the main function of chromosome replication during interphase?

To reduce the number of chromosomes in the daughter cells

To form homologous pairs of chromosomes

To ensure that each daughter cell has a full compliment of all genetic material (correct)

To produce gametes in reproductive organs

What is the term for the process of cell division that reduces the number of chromosomes in the daughter cells?

Interphase

Meiosis (correct)

Fertilization

Mitosis

What is the term for the number of chromosomes in body cells of diploid organisms?

Homologous

Diploid (correct)

Haploid

Somatic

What is the purpose of meiosis in sexual reproduction?

To produce gametes with a haploid number of chromosomes Signup and view all the answers

What is the term for the chromosome that comes from the mother?

Maternal chromosome Signup and view all the answers

Where does meiosis take place?

In reproductive organs Signup and view all the answers

What is the process called when chromosomes of homologous pair lie side by side in late prophase I?

Synapsis Signup and view all the answers

What is the result of the independent assortment of chromosomes during metaphase I?

Genetic diversity is increased Signup and view all the answers

What is the purpose of crossing over during meiosis?

To increase genetic variation Signup and view all the answers

What is the term for the point where chromatids break during crossing over?

Chiasma Signup and view all the answers

How many haploid cells are formed at the end of meiosis I?

2 Signup and view all the answers

What is the purpose of meiosis II?

To reduce the number of chromosomes Signup and view all the answers

What is the result of meiosis?

Four haploid cells Signup and view all the answers

Why is meiosis important for evolution?

Because it introduces genetic variation Signup and view all the answers

What is the difference between mitosis and meiosis I?

Meiosis I reduces the number of chromosomes Signup and view all the answers

What is the purpose of meiosis in Seed bearing plants?

To form gametes Signup and view all the answers