Which one of the following events is unlikely to beassociated with cancer?a. mutation of a cellular proto-oncogene in a normaldiploid cellb. a chromosomal translocation with a breakpointnear a cellular proto-oncogenec. deletion of a cellular proto-oncogened. mitotic nondisjunction in a cell carrying a deletionof a tumor-suppressor genee. incorporation of a cellular oncogene into a retroviruschromosome

Q: genes for retinoblastoma (pRB) and p53, act as  ________ in regulating the cell cycle

A: The retinoblastoma (Rb) and p53 genes perform an important role in cell cycle mechanisms. They play…

Q: D. What is the best term for a normal INK gene? (tumor suppressor) (inactive tumor suppressor)…

A: Tumor-suppressor genes are those genes which do not allow the cell to grow rapidly and in an…

Q: _____________________ describes the imbalance in genetic information due to the removal of controls…

A: Cell cycle checkpoints are control mechanisms in the eukaryotic cell cycle which ensure its proper…

Q: The p53 gene was discovered in 1979, but it was not clear whether the gene functioned as an oncogene…

A: An oncogene is a type of gene that is responsible for causing the cells to divide uncontrollably and…

Q: Occurred in her cells? (Unfortunately her parents have passed away.) I think these genes are…

A: CRISPR stands for Clustered regularly interspaced short palindromic repeats. It is a system of…

Q: These genes are involved in normal cell growth and division, but if mutated, could become more…

A: Oncogenes are tumour-causing genes. They are mutated and abnormal that leading to uncontrolled cell…

Q: A cell is cancerous. You might find an abnormality ina. a proto-oncogene.b. a tumor suppressor…

A: Cancer is an uncontrol growth of a cell .cancer was developed when this is an abnormal growth of a…

Q: a)Proteins that stimulate/promote progression through the cell cycle are encoded by (oncogenes or…

A: Hi! Thank you for the question. As you have posted a question with multiple subparts, I will be…

Q: Discuss the complete cell cycle in a human cell, mitosis and meiosis, and the regulatory components…

A: There are two types of cell division.They are Mitosis and Meiosis. Most of the times,the type of…

Q: If a is inactive, a cell may become cancerous. Ca. proto-oncogene b. tumor suppressor gene Cc.…

A: Cancer is the group of diseases. It involves the uncontrolled division of normal cells in the body.…

Q: what category of cancer-related genes is it possible to find inherited variants that are associated…

A: Answer is option 3.

Q: BRCA1 and BRCA2 are genes that encode proteins involved in DNA repair. If DNA can not be repaired,…

A: BRCA1 (BReast CAncer gene 1) and BRCA2 (BReast CAncer gene 2) are genes that make proteins that aid…

Q: Describe the molecular mechanisms involved in P53’s role as a tumor repressor protein.

A: The TP53 gene provides instructions for making a protein called tumor protein p53 (or p53). This…

Q: Which of the following is NOT an example of a fail-safe mechanism that prevents the irregular cell…

A: Uncontrolled cell division results in the development of a tumor or cancer. There are many factors…

Q: Which of the following is involved in the formation of cancer? O mutations in genes involved in DNA…

A: Cancer is a disease in which cells of the body multiply uncontrollably and form tumours.  Cancer is…

Q: The normal copies of tumor-suppressor genes encode proteins that have which three types of…

A: A tumour suppressor gene also known as anti-oncogene is a gene that is responsible to regulate the…

Q: Cancer is caused by many different types of gene mutations. Some mutations are in proto-oncogenes,…

A: Cells split into new cells so that the body uses them and cancer starts with this wonderful…

Q: Gas pedal that works normally and helps the cell to divide can be compare to what kind of gene? Is…

A: (1) The above-mentioned explanation is true for the protooncogenes. Proto-oncogenes are known to…

Q: In some cancer cells, a specific gene has been duplicated many times. Is this gene likely to be an…

A: Cancer is an uncontrolled division of cell that has a defunct apoptosis mechanism. Usually, when…

Q: The p53 gene is a tumor-suppressor gene while Ras is a proto-oncogene. Mutation in either one can…

A: Tumor suppressor genes are the genes that are involved in various checkpoints in the cell cycle,…

Q: p53 is a tumor suppressor gene in human cells. Transcription of this gene leads to the production of…

A: p53 protein is encoded by the gene TP53, which is the tumor suppressor gene. Now we know that…

Q: Acquired mutation in the p53 gene is the most common genetic alteration found in human cancer (> 50%…

A: The correct option is F. Transcription factor

Q: Which of the following statements about cancer is false? (a) oncogenes arise from mutations in…

A: Proto Oncogenes are the genes that cause cancer when there are alterations in them. Several factors…

Q: A mutated gene that transforms a normal cell into a tumor cell is called a O a. neoplasm. O b.…

A: When cells expand and divide faster than they should or do not die when they should, an irregular…

Q: The p53 gene is a tumor-suppressor gene while p634  gene is an oncogene. Mutation in either one can…

A: Cancer is a disease in which some of the body’s cells grow uncontrollably and spread to other parts…

Q: Tumor suppressor proteins can assist in slowing down the cell cycle under appropriate conditions. In…

A: Mutation can be classified in many ways - like point mutations are substitutions, frameshift…

Q: Of the following choices a loss of function mutation would most lukely contribute to cancer onset if…

A: Normal DNA contains a particular sequence of DNA. If the sequence of DNA is changed due to external…

Q: mutations in breast cancer susceptibility genes BRCA1 & 2 principally cause with ? (a) nucleotide…

A: BRCA1 gene mutations lead to breast cancer in women of around 60% to 80%. Along with that it also…

Q: is a normal cellular gene that through a A an oncogene. OA) proto-oncogene...loss-of-function OB)…

A: An oncogene is a cancer-causing gene that has been mutated. A proto-oncogene is a type of oncogene…

Q: Part A. Gene Q's normal function is to cause apoptosis (cell death) for cells that have chromosome…

A: Cancer in simple term can be referred to a set of diseases which are caused by the production of an…

Q: An oncogene is produced from a                   that has acquired a                      .a.…

A: Cancer is an abnormal condition that leads to proliferation of normal cells. They are caused due to…

Q: There are three broad categories of cancer-related genes: proto-oncogenes, tumor suppressor genes,…

A: It is an uncontrollable cell division that get metastasized into surrounding tissues.

Q: mutated gene that transforms a normal cell into a tumor cell is called a   a. oncogene.   b.…

A: Mutations are the changes in the genetic makeup of the individual which results in the expression of…

Q: Genetic tests that detect mutations in the BRCA1 and BRCA2 tumor-suppressor genes are widely…

A: Answer: Introduction: The genes like the breast cancer 1 (BRCA1) and breast cancer 2 (BRCA2) genes…

Q: Relatively few inherited forms of cancer involve the inheritance of mutant oncogenes. Instead, most…

A: Cancer is an uncontrolled division of cell that has a defunct apoptosis mechanism. Usually, when…

Q: p53 gene, as is the Rb gene, is a tumor suppressor gene.  p53 protein binds to DNA leading to the…

A: p53 activates various responses, including cell-cycle arrest and apoptosis. Each of these appears to…

Q: Tumor suppressor genes and oncogenes are implicated in carcinogenesis. However, one can predict…

A: Oncogene is a gene that is responsible for the formation of cancer cells in the body. Mostly the…

Q: Positive cell cycle regulators may become mutated to a. tumor suppressor genes b. oncogenes Cc.…

A: INTRODUCTION Oncogenes These are the gene which have the potential to cause cancer.

Q: The protein that ensures the fidelity of DNA replication is the a. tumor repressor P53 protein. b.…

A: The capacity of polymerase to prevent or rectify mistakes in the newly synthesized DNA strand is…

Q: Proto-oncogenes normally function to increase v cell division. If a mutation occurs to a…

A: Proto - oncogenes normally function to stimulating cell division . If a mutation occurs to a proto -…

Q: RCA1 is a tumor suppressor gene. BRCA1* is the symbol for the non-mutant or wild-type form of the…

A: BRCA1 mutations are also linked to a higher risk of triple-negative breast cancer, which is a very…

Q: Can you match the type of mutations that can occur from the selected below? a. either…

A: When the nucleotides sequences in the genome of an organism are altered or changed due to mistakes…

Q: p53 Iis an impórtant tumor suppressor gene that is activated in response to a variety of stress…

A: The huge diversity in the genes implicated in tumorigenesis, the p53 transcription factor (encoded…

Q: Most inherited forms of cancer show a dominant pattern of inheritance in a pedigree. An example is a…

A: BRCA-1 gene is associated with breast cancer which is located on the chromosome-17. This gene was…

Q: Researchers have identified some tumors that have no recurrent mutations or deletions in known…

A: Deletion is a genetic aberration in which a part of a chromosome or a sequence of DNA is left out…

Q: A gene that codes for a positive cell-cycle regulator is called a(n) _____. a. kinase inhibitor. b.…

A: The cell cycle is responsible for the continuity of life from one cell to the next since it…