The Cell Cycle

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What is the cell cycle?

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The cell cycle is the series of phases that a cell goes through as it grows and divides. It includes interphase, mitosis, and cytokinesis.

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NGSS.HS-LS1-4

Front

What phase does the cell spend most of its life in?

Back

Interphase.

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How many chromosomes are present in a human cell?

Back

46.

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What are the two main types of cell division?

Back

Mitosis and meiosis.

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NGSS.HS-LS1-4

Front

What is mitosis?

Back

Mitosis is the process of cell division that results in two identical daughter cells, each with the same number of chromosomes as the parent cell.

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NGSS.HS-LS1-4

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What is meiosis?

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Meiosis is a type of cell division that reduces the chromosome number by half, resulting in four genetically different daughter cells.

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NGSS.HS-LS3-2

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What is a chromosome?

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A chromosome is a long, thread-like structure made of DNA and proteins that contains genetic information.

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NGSS.HS-LS3-1

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What is a chromatid?

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A chromatid is one half of a duplicated chromosome, which is joined to the other half by a centromere.

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What is a centromere?

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A centromere is the region of a chromosome where two sister chromatids are joined together.

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NGSS.HS-LS1-4

Front

What is the difference between mitosis and meiosis?

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Mitosis results in two identical cells, while meiosis results in four genetically different cells.