Unit 5 Review

Which of the following does NOT occur by the end of Prophase

• Tighter coiling of the DNA to create chromosomes

• Breaking down of the nuclear envelope

• Duplication of chromosomes through DNA replication

• Lining up of the chromosomes in the middle of the cell

Tags

NGSS.HS-LS1-4

What is the purpose of MITOSIS?

• To create new cells that are genetically identical to the parent cell

• To create four new cells from one parent cell

• To create gametes for reproduction

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NGSS.HS-LS1-4

Why does a cell’s DNA need to be organized into chromosomes before division?

• To allow DNA to be divided evenly

• To allow DNA to create proteins

• It does not get organized before

Tags

NGSS.HS-LS1-4

Which is the longest phase of the cell cycle?

• prophase

• metaphase

• interphase

• mitosis

What happens to chromosomes after the S phase?

• they split in two

• they have replicated

• no change

• they are reduced in half

Tags

NGSS.HS-LS1-4

Which of the following phases is NOT part of interphase?

• G1

• G2

• Mitosis

• S phase

What happens to cell in G0?

• they stop dividing and rest

• they replicate their DNA

• they divide their nucleus

• they die

Which of the following monitors a cell's progress from phase to phase during the cell cycle?

• regulatory proteins

• microtubules

• lipid molecules

• nucleic acids

Tags

NGSS.HS-LS1-4

Which of the following BEST describes the cause of cancerous cells?

• Healthy cells going through the cell cycle

• Genetic mutations that affect the regulatory proteins that control the cell cycle

• Chromatids separating during anaphase

• Chromosomes migrating to the cellular equator during metaphase

Tags

NGSS.HS-LS3-2

Which of the following is NOT a factor which can lead to cancer?

• UV light

• Radiation

• Spoiled Food

• Genetics