Cell Division

How does your body grow as you get older?

• Your cells fill with water, and get bigger.

• Your cells divide, producing new cells.

• Your cells elongate.

• Your cells combine with one another.

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Mitosis begins in which cell organelle?

• The endoplasmic reticulum

• The mitochondria

• The cytoplasm

• The nucleus

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How does the number of chromosomes in a daughter cell compare to the number of chromosomes in a parent cell?

• The daughter cell has one-half the number of chromosomes

• The daughter cell has twice the number of chromosomes

• The daughter cell has the exact same number of chromosomes

• The daughter cell has one-quarter the number of chromosomes

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What is a chromosome?

• A small piece of cell membrane

• A pair of DNA molecules

• The protein center of a cell

• Part of the cell's endoplasmic reticulum

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How is mitosis in plant cells different from mitosis in animal cells?

• Plant cells have rigid cell walls and no centrioles

• Plant cells don't undergo mitosis

• Plant cell mitosis is much slower

• Plant cell mitosis is much faster

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What are the four stages of mitosis?

• Anapest, protophase, multiphase, and telephase

• Prophase, metaphase, anaphase, and telophase

• Adenine, guanine, thymine, and cytosine

• Phase 1, Phase 2, Phase 3, and Phase 4

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When do spindle fibers first become visible?

• Telophase

• Metaphase

• Anaphase

• Prophase

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What happens at the very end of mitosis?

• The cell membrane splits.

• The nucleus splits again.

• The chromosomes divide.

• Centrioles disappear.

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Where do duplicated chromosomes line up during metaphase?

• Against the wall

• Against the cell membrane

• In the center of the cell

• At either end of the cell

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What is the name of the following structure?

• Center

• Centromere

• Centriole

• Centralia

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