Q: How Mutations in differentgenes cause the same disease?
A: The permanent change in the sequence of nucleotides of the genome in an organism is called a…
Q: What are known as oncogenes ?
A: oncogenes are the genes that encode proteins that are capable of inducing cancer in living…
Q: What are Tumor Markers ?
A: Cancer is the abnormal growth and multiplication of normal cells. Cancer cells divide rapidly.…
Q: What is the link between epigenetics and cancer?
A: Epigenetics is considered as the study in which the gene shows its behavior according to the…
Q: What is apoptosis? How is it beneficial to the body?
A: APOPTOSIS: * Apoptosis is a type of programmed cell death in which some steps in cell will leads to…
Q: What enzyme is upregulated in cancer that overcomes cell senescence?
A: Various type of tumor suppressor genes and oncogenes regulate senescence in normal cell.…
Q: What are Two kinds of cancer-producing mutations?
A: Cancer is defined as any one of a large number of diseases characterized by the development of…
Q: Why are deaths from infection in cancer patients so common?
A: Cancer is a condition in which the cells undergoes continuous cycle without stopping and doesn’t…
Q: Why is G1 a crucial time in the life of a cell?
A: G1 or gap 1 phase is the first phase of interphase or resting phase in the cell cycle.
Q: Why do mutations in DNA repair genes increase the likelihood of developing cancer?
A: Deoxyribonucleic acid (DNA) is a hereditary molecule that transfers genetic information from one…
Q: What role Proto-oncogenes play ?
A: Deoxyribonucleic acid (DNA) is the instruction manual for the building of life. The complete set of…
Q: What is oncogene ?
A: The cell is the basic structural and functional unit of life. It carries out various functions in…
Q: How can HPV cause cancer?
A: Introduction HPV stands for Human Papilloma Virus. It is the most common viral infection of genital…
Q: What type of HPV causes cancer?
A: Human papillomavirus(HPV) is a common virus and it spreads from person to person by skin to skin…
Q: Describe the general functions of oncogenes.
A: Ans: Oncogenes: The genes which has potential to cause cancer are called as Oncogenes.
Q: What is the function of a proto-oncogene?
A: Gene is the basic functional and structural unit of heredity. These are formed of DNA. Some genes…
Q: What is cancer?
A: In a multicellular creature, cell division is a natural process. Cell division has usually defined…
Q: Which combination of oncogenes, tumor suppressors, and repair enzymes is LEAST likely to develop a…
A: 8. Normally, the human body have controlled cell growth and division i.e. new cells are created to…
Q: How do cancers protect themselves from cell death?
A: Introduction :- A multicellular organism's life cycle must include cell death. Most cell deaths…
Q: How Mutations Cause Cancer Phenotypes?
A: The medical condition of cancer is generally characterized by the presence of a cluster of cells…
Q: Do Changes in DNA cause Increased Cancer Risk ?
A: The growth of new cells and also the breaking down of the old cells generally occur by a systemic…
Q: How do viruses contribute to cancer?
A: It is one of the most dreaded diseases of human beings. It is a major cause of death all over the…
Q: Why is the tumor microenvironment important to cancer progression?
A: Cancer progression requires metastasis which in turn is the ability of tumors to migrate within the…
Q: How are viruses related to cancer?
A: Viruses are organisms which are connecting link between living and non living , it behaves as living…
Q: What types of functions are performed by the products of proto-oncogenes?
A: Small segments of DNA encodes information for different functions and structure of the cell and thus…
Q: What are the heritable changes in cells that contribute to cancer development?
A: Introduction Cancer is a disease when a few of the body's cells grow out of control and spread to…
Q: How oncogenes contribute to cancer?
A: Cancer: It is a disease where cells divide abnormally and damage other cells. There are…
Q: How does the epithelial-to-mesenchymal transition (EMT) contribute to tumorigenesis and disease…
A: Epithelial-mesenchymal transition (EMT) could be a method within which epithelial cells acquire…
Q: What type of epigenetic changes are associated with cancer?
A: Epigenetic changes or modifications are important for maintenance of tissue specific gene…
Q: How tumor-suppressor mutations contribute to cancer?
A: Cancer - Cancer is a type of disease in which cells divide in an uncontrolled manner. The cells…
Q: What types of evidence indicate that cancer arises from genetic changes?
A: Cancer is a disorder in which abnormal cells divide irrepressibly and destroy the tissues of the…
Q: How does the normal p53 protein inhibit cancer development?
A: Tumor-suppressor genes code for proteins that repair damaged DNA (preventing a cell from turning…
Q: What is a tumor suppressor? What is an oncogene?
A: Cancer is a diseased condition where the cells show abnormal growth and proliferation. The cancerous…
Q: How might overexpression of proto-oncogenes lead to abnormal cellular proliferation?
A: A proto-oncogene is a cell's normal gene. Proto-oncogenes are plentiful. Each one is in charge of…
Q: Why are proto-oncogenes present in non-cancerous cells? A one sentence answer is fine.
A: Due to the mutations in the DNA of the cells, Cancer occurs and make the normal cells into abnormal…
Q: Why are oncogenes usually dominant in their action, whereas tumor-suppressor genes are recessive?
A: BASIC INFORMATION ONCOGENES When there is alteration in the proto-onco genes then it leads to the…
Q: If a particular proto-oncogene has been altered by mutation into an oncogene such that it is…
A: Proto oncogenes are the genes which are inactivated in normal cell but when they get activated, it…
Q: What are some examples of oncogenes?
A: In a normal cell there are some genes that control functions like regulation of apoptosis, some has…
Q: How do cancer cells spread throughout the body?
A: The cells of the body differentiate after the division to perform different functions. Some of the…
Q: What are Lethal mutations?
A: Mutation means sudden changes occur in DNA sequences. The mutation occurs randomly. It also occurs…
Q: How can mutations in noncoding segments of DNA contribute to the development of cancers?
A: The functions segment of hereditary material that mainly codes for the proteins is a gene. The…
Q: What is haploinsufficiency? How might it affect cancer risk?
A: The term in genetics that explains the function of the dominant gene in the representation of…
Q: How do we fight cancer?
A: Cancer is a type of dangerous disease that occurs during the abnormal growth of cells that have the…
Q: how can mutations in several genes drive cancer?
A: Ans: Mutation: The change in the nucleotide sequence base level (single base) is referred to as…
Q: How are dietary components related to cancer?
A: A dysfunctional cell cycle regulatory system is the cause of cancer. Cells continue to proliferate…
How can oncogenes lead to cancer?
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Solved in 2 steps
- What type of epigenetic changes are associated with cancer?Why are proto-oncogenes present in non-cancerous cells? A one sentence answer is fine.Which of the following is an example of a proto-oncogene? 1) cell cycle inhibitor 2) tumor suppressor 3) oncogene 4) repair enzyme 5) growth factor receptor