Q: Can you think of any reasons why cells are programmed to commit suicide (apoptosis)?
A: Apoptosis is a process of cell death, programmed in cells of multi cellular organisms. The cell…
Q: Which of the following cell types will most likely reach cell senescence after many rounds of…
A: Introduction: Senescence is the gradual deterioration of functional characteristics with age.
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: Discuss the connection between cell division and cancer cells? How do cancer cells divide…
A: Cancer is the disease of cells in which the controls that normally restrict cell proliferation do…
Q: apoptosis
A: Apoptosis Apoptosis is a cell death which is done in a programmed manner. It is triggered by…
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: Cancers typically have which of the following in common? Question 1 options: abnormal nuclei…
A: Cancer cells are defined as the cells that grow and divide at a rapid rate abnormally.They are…
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 do you mean by programmed cell death (apoptosis)?
A: Cellular biology deals with all types of aspects of the cell. The cellular functions, cell…
Q: why cell injury due to genetic causes are alarmingly increasing each year.? Briefly explain at your…
A: Cell injury is the major cause which affects one body.
Q: How do cancer cells acquire a potential for immortality?
A: The cancer cells are characterized by the ultimate power of division, flooding the blood with…
Q: How might a mutation in the DNA result in the formation of cancer ?
A: The mutation is any change or alteration in the nucleotide sequence of the DNA. The mutation of a…
Q: What would happen if apoptosis (cell death) did not occur in cells that have significant DNA damage?
A: All living organisms are made up of cells. The cells are the basic structural and functional unit of…
Q: Which important characteristic of tumor cells did Otto Warburg discover?
A: Cells are the primary functional unit of life. It divides in number to proceed development in the…
Q: What causes this programmed cell death?
A: Programed cell death is also known as apoptosis. Several proteolytic enzymes known as caspases…
Q: What cellular structures are responsible for cytoplasm division, and how does it happen?
A: Cytokinesis is the mechanism by which the cytoplasm of a single eukaryotic cell splits into two…
Q: what would happen to the cell or the organism if each cell structure were damaged, destroyed, or did…
A: The cell is the structural and functional unit of an organism that has a specific structure and a…
Q: Mitosis and cytokinesis are often referred to collectively as “cellular division.” Why are they more…
A: As we know all living organisms are made of basic unit of structure and function called as cell. To…
Q: One important biological effect of a large dose of ionizing radiation is to halt cell division. What…
A: Cell division is the cycle by which a parent cell separates into at least two girl cells. Cell…
Q: Certain types of cancerous lung tumors can secrete hormones normally made by the pancreas, adrenal…
A: Lung neoplasms are a form of cancer that occurs in the lung cells most likely in individuals who…
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: One important biological effect of a large dose of ionizing radiation (like X-rays) is to halt cell…
A: Cell division is an important process that helps to keep the cells growing in number. This enables…
Q: Why does ionizing radiation stop cell division?
A: The cell cycle, also known as the cell division cycle, is a sequence of events that allow a cell to…
Q: Why Do Human Cells Age?
A: Aging is an inevitable part of everything including cells. With time the cell reaches senescence and…
Q: why do cells contain a genetic program that tells the cell to commit apoptosis?
A: Apoptosis is an orderly process in which death of cells occur as a normal and controlled part of an…
Q: What would happen if Stem Cells do not undergo Cell differentiation?
A: Stem cells are those cells which has the capability to differentiate into different types of…
Q: What is apoptosis, and under what circumstances do cells undergo this process?
A: A lysosome is a membrane bound organelle that contains (hydrolytic enzymes) digestive enzymes. The…
Q: What causes cell proliferation?
A: A cell is the smallest fundamental unit of all living beings.
Q: The cell death encompasses all but the following: A. activation of cellular enzymes B. lysis of cell…
A: A cell is the basic structural and functional key of life. A cell has multiple organelles that carry…
Q: If there is inhibition to the DNA synthesis, what specific cell cycle will be affected? Will the…
A: DNA replication is important because without it the new cells that are produced during mitosis or…
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: Most general functions of a cell occur during G1 of interphase. What events that occur during other…
A: The cell cycle may be conceived of as a cell's life cycle. The G1, S, and G2 phases are included in…
Q: What is denaturation and why is the process harmful to a cell?
A: Introduction A cell is the basic structure of life. A cell is made up of cytoplasm, genetic…
Q: What is an advantage of using pluripotent cells instead of multipotent cells in medical treatments?
A: Embryonic stem cells are pluripotent cells which can gives rise to all of the cell types that…
Q: Why is a rapidly growing tissue, such as the root tip of a plant, a good model for studying the…
A: The root tip of a plant undergoes rapid cell divisions due to the presence of meristematic cells.…
Q: Why is it essential for a cell to repair mutations in its DNA? What happens to the cell if the…
A: DNA repair is a mechanism of our body to repair any mutation or any mismatch in the DNA strand.
Q: If a mutation occurs in an embryonic stem cell that alters cell proliferation there is potential for…
A: Stem cells are undifferentiated cells that have potential to develop many different types of cells…
Q: Cell division typically yields two daughter cells, each with one nucleus. How is the occasional…
A: During the cell cycle events, the DNA content doubles at the S phase. However, the number of…
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: What is programmed cell death or PCD?
A: A programmed cell death (PCD) is a phenomenon by which those damaged cells are removed which have…
Q: What are CDKs? How do they contribute to cell division
A: The Vital proteins involved in the control of cell cycle are Cyclin-dependent kinases / CDKs.
Q: Does Dpp stimulate cell division, cell growth, or both? How can you tell?
A: Dpp signaling incites cell growth and proliferation.
Q: under the same cell culture conditions that lead cultured normal cells to reduce their growth rates,…
A: Malignant cells are cancerous in nature.
One important biological effect of a large dose of ionizing radiation is to halt cell division. How does this occur?
Step by step
Solved in 2 steps
- Why does ionizing radiation stop cell division?One important biological effect of a large dose of ionizing radiation is to halt cell division. What might be the effects of such a mutation if the cell is not irradiated?The term somatic cell refers to: A) normal body cells other than sperm and egg B) pluripotent cells C) most stem cells D) all of the above are somatic cells
- When some cancer cells produce growth factors that stimulate their own division leading to continuous self- stimulation for cell division it is referred to as a) TNF tumor necrosis factor b) AGS autocrine growth stimulationMutations in cancer cells: a.) only cause the tumor to grow if it's an inherited mutation b.) always cause the disease c.) may cause the tumor to grow and may be "bystanders"Does Dpp stimulate cell division, cell growth, or both? How can you tell?
- An example of a cell differentiation might include A) A cell traveling to its ultimate destination in the developing body B) Embryonic stem cells changing into liver and kidney cells C) Division of a zygote into many cells, all containing genetic material D) Unused neurons getting pruned awayWhich component of cell division machinery is frequently targeted by anti-cancer drugs? Can you explain the common side-effects of chemotherapy (e.g. hair loss, mucositis) based on this information?What is transformation of cells?
- Which of the following is 'a characteristic of malignant tumors, but not benign tumors? O a) Mutation of genes that promote apoptosis O b) Mutation of genes that stop cell division O c) Metastasis O d) ProliferationWhy is it essential for a cell to repair mutations in its DNA? What happens to the cell if the mutations are too severe?Q: It has been found that some compounds, such as fungal toxins and some antibiotics, can inhibit the activity of RNA polymerase. What process is disturbed in the cell in the case of inhibition of this enzyme? a) replication b) transcription c) translation d) processing e) reparation