Q: What is cell proliferation rate and explain how is cell proliferation measured?
A: Cell proliferation is an increase in the number of cells resulting from the normal, healthy process…
Q: What is one type of cancer (in humans or other organisms) that you are familiar with or interested…
A: Cancer A abnormal growth of cell division is known as cancer. Cancer can occur in any where in the…
Q: What differences in the cell cycle mightoccur between the cells of a benign andmalignant tumor?
A: The tumor is a tissue mass that is produced by the abnormal proliferation of body cells. During…
Q: How does mitosis differ between the onion root cells and the whitefish blastula cells?
A: Mitosis is a type of cell division which results in the formation of two daughter cells with the…
Q: Which of the following decreases during tumor progression? 1) angiogenesis 2) mitosis 3) meiosis 4)…
A: An irreversible change in the tumor's features that represents the sequential development of a…
Q: A hypothetical poison prevents transcription factors from binding to the gene for tubulin proteins.…
A: Mitosis can be defined as the biological process in which the single cell divides and gives rise to…
Q: Explain how p53 functions as a tumor suppressor gene. How can mutations in p53 lead to cancer, and…
A: Normal cell has low level of p53 protein. When DNA damage or other stress signals may trigger p53…
Q: Why do most cancer treatments at present target microtubule formation of the cell? What are the most…
A: Cancer is a systemic disease which occurs within the body cells and tissues and eventually spreads…
Q: Can we cure cancer by restoring the function of tumor suppressor proteins such as mutant p53 or pRb?…
A: Cell division is a process through which a cell produces two identical daughter cells. Cell division…
Q: What differentiates a benign tumor from a malignant tumor?
A: Step 1 Normal cells remain adhered to one another. They have a definite life span. As some old cell…
Q: What is happening in all cancer? What process is this disrupting?
A: Cancer in simple term can be referred to a set of diseases which are caused by the production of an…
Q: Which genetic cancer predisposition syndrome is caused by germ-line mutations in the p53 gene and is…
A: P53 is the tumor suppressor protein (TP53 in humans) which is also described as the guardian of the…
Q: What are some examples of organs and tissues where mitosis is more frequent, less frequent or…
A: Introduction - Mitosis is a stage of the cell cycle in which duplicated chromosomes are split into…
Q: y cancer drugs stop cell division. List several mechanisms that could hinder cell division?
A: Cells are the well defined that they are supposed tom stated as a fundamental structural and…
Q: How is the cell division of cancer cells misregulated? What genetic and other changes might have…
A: The cell cycle posses various phases which include mitosis and cytokinesis causing nuclear and…
Q: What is a method some tumors use to evade restriction of their growth by secreting substances that…
A: Cells are the part of human body which grows and divide to make new cells. They are the basic…
Q: What is required to enable a cancercell to metastasize?
A: INTRODUCTION: Metastasis means that cancer cell spreads to a different body part from where it has…
Q: Why is the Philadelphia chromosome important to understanding & treating some cancers, especially…
A: Philadelphia chromosome is only present in the blood cells that are affected because of the damaged…
Q: How can a mutation in a tumor-suppressor gene contribute to the development of cancer?
A: Tumor-suppressor genes are like any other normal genes whose functions include slowing down cell…
Q: What two things must occur for a new cell to be produced?
A: The most important term in cell biology is Cell Cycle which is responsible for the creation of the…
Q: What is the difference between a benign and a malignant tumor?
A: The abnormal and uncontrolled division of cells leads to the formation of an undifferentiated mass…
Q: What is the difference in an oncogene and tumor suppressor gene and how can each potentially lead to…
A: Cancer is group of diseases which are characterized by abnormal and unstoppable growth of cell and…
Q: What is the working of Tumor suppressor genes ?
A: There are two types of genes that are associated with tumors: Oncogenes: These genes when directly…
Q: How Cancer Involves the Proliferation of a Clone of Cells?
A: When the cell division becomes out of control and cells starts accumulating it results in cancer.
Q: What is the function of the synaptonemal complex? What part of the cell cycle does this event take…
A: As we know all living organisms are made of basic unit of structure and function called as cell. To…
Q: Briefly explain what goes wrong with mitosis in the case of cancer cells How does it spread…
A: Mitosis is the division of a parent cell into two identical daughter cells by cell division. That…
Q: What is a metaphase plate?
A: The field of biology that studies the cell’s function and structure is called cell biology.
Q: Describe the steps by which the TP53 gene responds to DNA damage and/or cellular stress to promote…
A: It codes for a protein or a functional product rRNA (ribosomal RNA) or tRNA (transfer RNA). DNA is…
Q: Which type of mutation would NOT be involved in the inactivation of a tumor suppressor gene?
A: Normal cell growth in body is controlled by - 1. Protooncogene or cellular oncogene - Protooncogene…
Q: Which is the irreversible stage for progression of cell division? Select one: a. G1 b. S c. G2 d. M
A: The Cell cycle has 4 different stages namely:- G1, S, G2, and M. G1- It is a stage where the cell is…
Q: What is the relationship between the cell cycle and cancer production?
A: A cell is the fundamental, structural, and functional unit of the living cell bounded with a cell…
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 has the study of mitosis affected scientists’ knowledge of cancer?
A: Cancer is a disease in which tissue show unrestricted growth. cancer are of different types based on…
Q: What characterizes a cancer cell?
A: Introduction Loss of control over regulated mechanisms like division, differentiation, and apoptosis…
Q: What characteristics are shown by cancer cells?
A: Cancer or tumor cells are the cells that have lost the property of controlled growth and development…
Q: Is PI3K a proto-oncogene or a tumor suppressor gene? Why
A: PI3K means Phospho inositol 3 kinase gene.It is involved in signalling pathways.It is the mutation…
Q: What are the Characteristics of Cancer Cells?
A: Cancer is a disease of cells, in which the controls that normally restrict cell proliferation do not…
Q: In cell growth, how does the normal allele of BRCA1 work? Is it an oncogene or a tumor suppressor…
A: Cell growth is a very complex and orderly process in which various enzymes cell signaling pathways…
Q: Compare the characteristics of highly proliferating normal cells (including cells of the hair…
A: Cancer cells have abnormal membranes, cytoskeletal proteins, and morphology, and they proliferate…
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: Define telomeres, telomerase, and senescence and describe their effects on cancer.
A: Introduction Cancer is a disease when a few of the body's cells grow out of control and spread to…
Q: (b) What is the role of microtubules in mitosis? How does vincristine contribute to the cell cycle…
A: Mitosis is the process by which a cell replicates and segregates its chromosomes thereby producing…
Q: Which are the Genetic Basis of Cancers?
A: Cancer is a disease related to abnormal growth of cells where the cells have the potential to spread…
Q: under the same cell culture conditions that lead cultured normal cells to reduce their growth rates,…
A: Malignant cells are cancerous in nature.
If metastasis occurs, what additional manifestations will occur, and how will people with Prostate Cancer be treated?
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- What properties are gained during tumor progression that contribute to malignant behavior and metastasis?In many cases, treatment for prostate cancer is unnecessary. Why? When is treatment necessary, and what are treatment options?What are growth factors, and what role do they play in the control (or loss of control) of the cell cycle? What is the relationship of cancer to the G1 checkpoint?