Cell Cycle and Cancer

Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have -

• 16 chromosomes.
• 46 chromosomes.
• 8 chromosomes.
• 4 chromosomes.

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NGSS.HS-LS1-4

Before cells can divide, what must be copied?

• mitochondria
• cytoplasm
• DNA
• Cell Wall

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NGSS.MS-LS3-1

Which of the following is true of malignant tumors?

• They do not require treatment.
• They are easily removed through surgery.
• They can cause tumors in other parts of the body.
• They contain cells that stay clustered together.

Why is it important for cells of multicellular organisms to undergo mitosis?

• Mitosis allows for reproduction with male and female gametes.
• Mitosis increases variation within an organism.
  
• Mitosis produces cells that are different from the original dividing cell.
• Mitosis produces cells that are identical to the original dividing cell.

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NGSS.HS-LS1-4

One difference between a cancer cell and a normal cell is that

• Cancer cells divide uncontrollably
• Normal cells divide uncontrollably
  
• Cancer cells cannot make copies of DNA
• Normal cells cannot make copies of DNA

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NGSS.HS-LS1-4

While in the womb, the webbed fingers of the embryo undergo programmed cell death, also known as

• apoptosis
• cytokinesis
• carcinogen
• stem cells

Cells are most efficient, in other words, they can most effectively bring in nutrients and get rid of waste when they are

• Large
• small
• active
• Specialized

Cancer creates abnormal cells by disrupting

• the cell cycle
• red blood cell formation
• DNA replication
• ATP synthesis

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NGSS.HS-LS1-4

The causes of cancer may include which of the following?

• environmental influences
• UV radiation
• viruses
• all of these

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NGSS.HS-LS3-2

________________is a critical point where stop and go signals can regulate the cycle

• Metastasis
• Checkpoint
• Malignant
• Benign

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NGSS.HS-LS1-4