Lab: Mitosis

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When a cell is NOT dividing, the DNA is loosely spread throughout the nucleus in a threadlike form called __________. A. cytosol B. chromatin C. chromosomes D. ribosomes

B. chromatin

What event immediately precedes anaphase? A. Chromosomes cluster at the midline of the cell. B. The nuclear envelope forms around chromatin. C. DNA replicates D. The mitotic spindle forms.

A. Chromosomes cluster at the midline of the cell.

DNA replication occurs during __________. A. interphase B. metaphase C. cytokinesis D. prophase

A. interphase

The division of human cells consists of a series of events, collectively called ________, or nuclear division, and ________, or division of the cytoplasm. A. prophase, telophase B. mitosis, cytokinesis C. mitosis, interphase D. meiosis, mitosis

B. mitosis, cytokinesis

The end product of cell division by mitosis is... A. 4 daughter cells, each with unique genes B. 2 daughter cells that have different genes C. 2 genetically identical daughter cells D. 4 genetically identical daughter cells

C. 2 genetically identical daughter cells

How many stages of mitosis are there? A. 1 B. 5 C. 4 D. 10

C. 4; prophase, metaphase, anaphase, telophase

You are observing a slide that contains cells undergoing cell division, and you have focused on a cell that has darkly staining X-shaped chromosomes that appear loose throughout the cell. You cannot see a nuclear envelope. This cell is in ________. A. anaphase B. interphase C. prophase D. telophase

C. prophase


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