Ch 11 - Cell Reproduction and Cancer (Abrev.)

Word Cloud

What do you know about the process shown in this image?

Poll

Why is cell reproduction important for living organisms?

• It allows organisms to grow and repair tissues.

• It helps organisms to breathe.

• It enables organisms to digest food.

• It allows organisms to move.

Multiple Choice

Which of the following statements correctly describes the difference between prokaryotic and eukaryotic DNA?

• Prokaryotic DNA is enclosed in a nucleus, eukaryotic DNA is not.

• Eukaryotic DNA is found in a loop, prokaryotic DNA is linear.

• Prokaryotic DNA is single and circular, eukaryotic DNA is enclosed in a nucleus.

• Both prokaryotic and eukaryotic DNA are always found in plasmids.

Multiple Choice

The Endosymbiosis Theory explains the origin of which type of cell?

• Prokaryotic cells

• Eukaryotic cells

• Both prokaryotic and eukaryotic cells

• Virus cells

Multiple Select

Which of the following statements are true about diploid and haploid cells?

• Diploid cells have two sets of chromosomes.

• Haploid cells have only one set of chromosomes.

• Body cells are usually haploid

• Sex cells are usually haploid.

Multiple Choice

Which of the following correctly matches the chromosome structure with its description?

• P arm: the longer arm of the chromosome

• Q arm: the shorter arm of the chromosome

• Centromere: the region joining two chromatids

• Telomere: the end region of a chromosome

Multiple Select

Which of the following are events that occur during the M-phase (Mitotic Phase) of the cell cycle?

• DNA synthesis

• Nuclear division

• Cytoplasmic division

• Cell growth

Multiple Choice

The cell cycle consists of interphase and the mitotic phase. Fill in the blank: The phase where DNA synthesis occurs is called the ___ phase.

• S
• G1

• G2

• M

Multiple Choice

What is the main outcome of mitosis in eukaryotic cells?

• Production of four daughter cells with half the chromosome number

• Formation of two identical nuclei containing complete copies of chromosomes

• Replication of DNA without cell division

• Synthesis of proteins for cell growth

Multiple Choice

Which phase of mitosis is characterized by the alignment of chromosomes along the metaphase plate?

• Prophase

• Metaphase

• Anaphase

• Telophase

Labelling

Label the picture

Drag labels to their correct position on the image

Cytokinesis

Anaphase

Metaphase

Interphase

Telophase

Prophase

Open Ended

Describe the main events that occur during the process of cytokinesis in both animal and plant cells.

Hotspot

Which cell is in Anaphase?

Multiple Choice

Which of the following best describes the difference between benign and malignant neoplasms?

• Benign neoplasms are cancerous, malignant neoplasms are not

• Benign neoplasms do not spread, malignant neoplasms can metastasize

• Benign neoplasms have abnormal nuclei, malignant neoplasms do not

• Benign neoplasms form tumors, malignant neoplasms do not

Multiple Select

Which of the following are characteristics of cancerous cells?

• Lack differentiation

• Have abnormal nuclei

• Form tumors

• Undergo apoptosis

Open Ended

What is the role of checkpoints in the cell cycle, and what happens if a cell fails a checkpoint?

Multiple Choice

Which of the following best describes the mitotic index?

• The ratio of cells undergoing mitosis to the total number of cells

• The ratio of cells not undergoing mitosis to the total number of cells

• The ratio of cells undergoing mitosis to cells not undergoing mitosis

• The ratio of cells in interphase to cells in mitosis

Open Ended

Explain how mutations in the p53 gene can contribute to the development of cancer.

Open Ended

What did you notice between the two samples of blood (leukemia vs normal)?

Multiple Choice

Which of the following statements about leukemia is correct?

• Leukemia is cancer of the red blood cells.

• Leukemia is cancer of the white blood cells.

• Leukemia is caused by abnormal growth of platelets.

• Leukemia only affects healthy blood cells.

Multiple Choice

Which of the following is NOT a way chemotherapy works to treat cancer?

• Stopping DNA replication/synthesis

• Inhibiting spindle fiber formation

• Promoting metastasis

• Preventing DNA from unwinding properly

Open Ended

Summarize what you have learned about cell reproduction and mitosis: