Cancer Genetics and Genomics MCQs with Answers

adminJune 13, 2024Last Updated: July 15, 2024

0 13 2 minutes read

Welcome to the Cancer Genetics and Genomics MCQs with Answers. In this post, we have shared Cancer Genetics and Genomics Online Test for different competitive exams. Find practice Cancer Genetics and Genomics Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Cancer Genetics and Genomics .

Cancer genetics and genomics are pivotal fields in modern oncology, focusing on the role of genetic mutations in cancer development and progression. Cancer genetics involves studying the hereditary and somatic changes in DNA that lead to tumor formation. Breast cancer genomics, for example, explores the genetic variations and mutations specific to breast cancer, aiming to identify biomarkers for diagnosis, treatment, and prognosis.

In the realm of cancer and genomics, researchers analyze the entire genome of cancer cells to uncover genetic alterations that drive malignancy. This comprehensive approach allows for a deeper understanding of cancer mechanisms and the development of targeted therapies. Clinical cancer genomics applies these genomic insights in a medical setting, translating research findings into personalized treatment plans for patients. By integrating genomic data with clinical practice, clinicians can offer tailored therapies based on a patient’s unique genetic profile.

Cancer Genetics and Genomics Online Quiz

By presenting 3 options to choose from, Cancer Genetics and Genomics Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Cancer Genetics and Genomics Questions and Answers and click over the correct answer.

Test Name: Cancer Genetics and Genomics MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Cancer Genetics and Genomics

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1 / 40

What is the mechanism of action of checkpoint inhibitors in cancer immunotherapy?

c. Inhibit cell division

a. Block immune checkpoints

b. Enhance tumor growth

2 / 40

What is the primary function of DNA methylation in cancer epigenetics?

b. DNA repair

c. Protein synthesis

a. Gene expression regulation

3 / 40

Which genomic alteration is associated with familial adenomatous polyposis (FAP)?

c. BRCA1 mutation

a. APC gene mutation

b. KRAS mutation

4 / 40

Which type of cancer is characterized by abnormal growth in the blood-forming tissues of the bone marrow?

c. Sarcoma

a. Leukemia

b. Melanoma

5 / 40

What is the term for cancer that starts in the cells of the skin or the tissue lining organs?

a. Carcinoma

b. Sarcoma

c. Lymphoma

6 / 40

What is the term for the uncontrollable growth of abnormal cells in the body?

c. Infection

a. Cancer

b. Mutation

7 / 40

Which type of genetic alteration is responsible for Lynch syndrome?

a. Microsatellite instability

c. Gene amplification

b. Chromosomal translocation

8 / 40

What is the function of the BRCA1 and BRCA2 genes in cancer development?

b. Cell division control

a. DNA repair

c. Protein synthesis

9 / 40

Which genomic alteration is commonly found in melanoma and linked to sun exposure?

c. APC gene mutation

b. BRCA1 mutation

a. BRAF mutation

10 / 40

What is the main function of the p53 gene in cancer prevention?

a. Tumor suppression

c. Energy production

b. Cell adhesion

11 / 40

What is the primary goal of targeted therapy in cancer treatment?

b. Surgery

c. Radiation therapy

a. Block specific molecules

12 / 40

Which genomic alteration is commonly associated with chronic myeloid leukemia (CML)?

c. Turner syndrome

a. Philadelphia chromosome

b. Trisomy 21

13 / 40

What is the role of oncogenes in cancer development?

b. Repair DNA damage

a. Promote cell growth

c. Suppress immune system

14 / 40

Which type of cancer treatment uses high-energy rays to kill cancer cells and shrink tumors?

a. Radiation therapy

b. Chemotherapy

c. Immunotherapy

15 / 40

Which molecular technique is used to analyze gene expression patterns in cancer research?

b. Western blotting

c. PCR

a. RNA sequencing

16 / 40

What is the main purpose of liquid biopsy in cancer diagnostics?

a. Detect circulating tumor DNA

c. Radiation exposure

b. Surgical removal

17 / 40

What is the term for the removal of a tissue sample for cancer diagnosis?

b. Radiography

c. Ultrasound

a. Biopsy

18 / 40

Which molecular marker is used to classify breast cancer subtypes and guide treatment decisions?

a. ER, PR, and HER2 status

c. APC gene mutation

b. KRAS mutation

19 / 40

What is the primary role of HER2 in breast cancer?

a. Cell growth regulation

b. DNA repair

c. Energy metabolism

20 / 40

What is the term for a gene that normally prevents cancer formation?

b. Oncogene

c. Proto-oncogene

a. Tumor suppressor gene

21 / 40

What is the term for cancer that affects the lymphatic system and lymphocytes?

c. Sarcoma

a. Lymphoma

b. Leukemia

22 / 40

Which environmental factor is a known risk factor for developing lung cancer?

a. Smoking

c. Vitamin deficiency

b. Exercise

23 / 40

Which genetic test is used to identify specific mutations associated with hereditary breast and ovarian cancer?

b. PCR

a. BRCA testing

c. ELISA

24 / 40

What is the primary mechanism of action of PARP inhibitors in cancer therapy?

a. Inhibit DNA repair

c. Block cell division

b. Enhance immune response

25 / 40

What is the term for a gene that promotes cell division and growth when mutated?

b. Tumor suppressor gene

c. Proto-oncogene

a. Oncogene

26 / 40

Which molecular technique is used to detect specific mutations in cancer cells?

a. Sequencing

c. Immunohistochemistry

b. Flow cytometry

27 / 40

Which technique is used to visualize internal structures of the body for cancer diagnosis?

a. MRI

b. PET scan

c. Electrocardiogram (ECG)

28 / 40

What is the term for a mass of cancer cells that forms a new tumor in a distant organ?

c. Benign tumor

a. Metastatic tumor

b. Primary tumor

29 / 40

Which genetic alteration is associated with hereditary nonpolyposis colorectal cancer (HNPCC)?

c. Gene duplication

b. Chromosomal inversion

a. DNA mismatch repair deficiency

30 / 40

Which method is used to screen for cervical cancer by detecting abnormal cells in the cervix?

b. Mammography

a. Pap smear

c. Colonoscopy

31 / 40

Which process involves the spread of cancer cells from one part of the body to another?

a. Metastasis

c. Apoptosis

b. Angiogenesis

32 / 40

What is the term for cancer that begins in the bones or soft tissues of the body?

b. Carcinoma

c. Leukemia

a. Sarcoma

33 / 40

What is the primary cause of mutations in cancer-related genes?

a. DNA damage

c. Carbohydrate synthesis

b. Protein folding

34 / 40

Which genetic alteration is commonly associated with chronic lymphocytic leukemia (CLL)?

b. Philadelphia chromosome

a. Trisomy 12

c. KRAS mutation

35 / 40

What is the role of angiogenesis in cancer progression?

a. Formation of blood vessels

b. Immune response

c. Cell division

36 / 40

Which syndrome is caused by a mutation in the TP53 gene and predisposes individuals to various types of cancer?

c. Turner syndrome

b. Down syndrome

a. Li-Fraumeni syndrome

37 / 40

Which factor is associated with an increased risk of developing colorectal cancer?

b. Vegetarian diet

a. Age

c. Blood type

38 / 40

Which genetic mutation is commonly associated with the development of skin cancer?

a. BRAF

c. APC

b. BRCA1

39 / 40

What is the primary role of the APC gene in cancer development?

a. Regulation of Wnt signaling

c. Cell cycle control

b. DNA repair

40 / 40

Which cellular process is dysregulated in cancer cells, leading to uncontrolled growth?

c. Lipid metabolism

b. Protein degradation

a. Cell cycle regulation

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adminJune 13, 2024Last Updated: July 15, 2024

0 13 2 minutes read