Mitosis and the Cell Cycle

Cytokinesis is a phase of mitosis. 

• True
• False 

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NGSS.HS-LS1-4

Cells of organisms must replicate for ?

• growth
• repair of damaged cells
• replacement of dying cells.
• All of the above

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NGSS.HS-LS1-4

DNA is replicated during ______ of the cell cycle.

• Gap 1 
• Synthesis
• Gap 2
• Gap 0

The ___________ holds the replicated sister chromatids together.

• centriole
• chromosomes
• centromere
• cycles

Tags

NGSS.HS-LS1-4

The division of the nucleus is called ____.

• mitosis
• interphase
• cytokinesis
• somatic

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NGSS.HS-LS1-4

What is the role of the spindle during mitosis?

• it changes the chromatin to chromosome
• duplicate the DNA
• breaks down the membrane
• separates the chromatids.

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NGSS.HS-LS1-4

Why don't cells just stretch when you grow, instead of making copies of themselves?

• The muscles in the cells can't stretch that far.
• The cell won't be able to bring in food fast enough or get waste out fast enough.
• The cell membrane doesn't like the feeling of stretching.
• The lysosomes don't want to work so hard.

Tags

NGSS.HS-LS1-4

What is a chromosome?

• It is condensed DNA
• It is the proteins that DNA wraps around
• It is a secret
• It's a painting technique

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NGSS.HS-LS3-1

Two identical copies of a single replicated chromosome that are connected by a centromere.

• Chromatin

• Homologous chromosomes

• Chromatid

• Centromere

During interphase

• DNA lines up in the middle of the cell and DNA attaches to spindle fibers

• 2 new nuclei form

• 2 new identical cells are created

• DNA gets copied