Module 9 Exam

Which statement distinguishes the process of cytokinesis in plant and animal cells?

• cytokinesis results in genetic diversity in plant cells but not animal cells

• cytokinesis results in genetic diversity in animal cells but not plant cells

• a cell plate forms in animal cells, while a furrow forms in plant cells

• a cell plate forms in plate cells, while a furrow forms in animal cells.

Which of the following is part of the spindle apparatus?

• chromatin

• aster fibers

• centromere

• nuclear envelope

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NGSS.HS-LS1-4

How can apoptosis be defined?

• cell growth

• cell death

• incomplete mitosis

• complete mitosis

Which of the following is the number of chromosomes in a haploid cell?

• 2n

• 4n

• 3n

• 1n

Which event occurs during meiosis II but not during meiosis I?

• spindle apparatus forms inside the cell

• cytokinesis occurs after the final phase

• haploid number of chromosomes line the equator

• sister chromatids are pulled to opposite poles

If there is a failure of the checkpoints in the cell cycle what disease can occur?

• nondisjunction

• cancer

• covid-19

• mutations

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NGSS.HS-LS1-4

Something that can cause cancer is called ___.

• pathogen

• contagion

• nondisjunction

• carcinogen

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NGSS.HS-LS3-2

In what part of the cell cycle does DNA replication occur?

• Gap I

• Synthesis

• Gap 2

• Mitosis

What proteins are responsible for allowing cells to progress past the checkpoints at G1,G2, and M phase of the cell cycle?

• cyclins & cyclin-dependent kinases

• histones

• collagen & immunoglobulin

• actin & myosin

Gap 1, Synthesis, and Gap 2 of the cell cycle are commonly referred to as __.

• Interphase

• Prophase

• Metaphase

• Anaphase

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NGSS.HS-LS1-4