Exam 9: How Cells Reproduce

Crossing over is one of the most important events in meiosis because it _____.

In mitosis, _____.

In which phase of mitosis do chromosomes arrive at opposite sides of the cell?

A chicken somatic cell carries 78 chromosomes. A chicken sperm cell will contain how many chromosomes?

Tumor suppressor genes _____.

Which is a characteristic of malignant cells?

_____ is the stage of the cell cycle during which a cell performs its normal metabolic processes.

A cell cycle checkpoint for S phase would likely inhibit progression through the cell cycle if _____.

Mutations in genes that control _____ are likely to cause cancer.

Which organisms replicate cells by mitosis?

Alternative or different forms of the same gene are called _____.

Which phases comprise interphase?

Examine the micrographs below to answer the following question.     The cell in micrograph "I"  is at which stage of the cell cycle?

In what phase of the cell cycle does a typical cell spend most of its life?

During which phase of meiosis will the chromosomes appear as a unit of four chromatids?

A parent cell with 12 chromosomes will produce daughter cells with _____ chromosomes by mitosis.

The spindle apparatus is made of _____.

Immortal cell lineages _____.

Meiosis in a diploid organism typically produces _____.

A cell cycle checkpoint at which phase would ensure sufficient nutrients for cell division were available?