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Meiosis and Gamete Formation

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Questions and Answers

During which phase do chromosomes condense and synapsis occur?

Telophase I

Anaphase I

Metaphase I

Prophase I (correct)

Where does crossing over occur in meiosis?

During Metaphase I

During Anaphase I

Between sister chromatids in the tetrad

Between nonsister chromatids in the tetrad (correct)

In which cells does meiosis occur?

Nerve cells in the brain

Somatic cells in organs

Muscle cells in the heart

Germ cells in gonads (correct)

What is the function of meiosis?

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

What is a karyotype?

An image of an organism's chromosomes Signup and view all the answers

What is the main difference between cell division in prokaryotes and eukaryotes?

Prokaryotes divide by binary fission, while eukaryotes divide by mitosis. Signup and view all the answers

What is the function of meiosis in the human life cycle?

Meiosis halves the chromosome number in the gonads to produce gametes. Signup and view all the answers

What is the role of mitosis in the human life cycle?

Mitosis is responsible for growth, development, and repair. Signup and view all the answers

What is the structure of chromosomes in eukaryotes?

Chromosomes consist of a DNA-protein complex called chromatin. Signup and view all the answers

How does cell division occur in prokaryotes through binary fission?

The chromosome replicates into identical loops, each attached to the plasma membrane at adjacent sites. Signup and view all the answers