What are the major differences between cells undergoing replicative senescence versus cell crisis?

Q: Why is cell differentiation important to polar bears?

A: Polar bears are significant threats to human lives and property because they are strong predators.…

Q: Describe the general conditions that must be met at each of the three main cell-cycle checkpoints

A: The cell cycle is monitored at the three check points, which are G1 , G2 and the third one is during…

Q: After DNA damage (e.g. caused by X-ray exposure) in eukaryotic cells, the cell cycle can be arrested…

A: The protein cyclin and CDK (cyclin-dependent protein kinase) act together to drive the process of…

Q: How did you know that Paclitaxel was inhibiting cell division? What method of observation was used…

A: The investigation into the effects of Paclitaxel on cell division is a critical aspect of cancer…

Q: How does an undifferentiated plant cell “know” what type of cell to differentiate into (what are the…

A: "All living organisms are made up of cells, which are the basic building components." They support…

Q: There are several main model systems through which the first set of major breakthroughs in the…

A: The initial advances in our comprehension of cell cycle regulation are the topic of the question.…

Q: Which of the following is false about cyclin-cdk complexes? Cdk's do not have to bind to cyclin…

A: Cdk/cyclin complexes phosphorylates proteins required to trigger next cell cycle phase - this…

Q: What are the two basic types of signals initiating cell division are extracellular signals and…

A: Signalling between the cells is performed either through the release of signals into the…

Q: How do cyclins and Cdk's drive progression through different phases of the cell cycle?

A: Every multicellular organism that is found on earth start their life as a single cell which is…

Q: What role do tumor suppressors, including p53, play in mediating cell cycle arrest for cells with…

A: The cell cycle is an ordered series of events by which a cell duplicates its genome and divides into…

Q: What are two basic attributes of a cell cycle control system?

A: let's delve deeper into these two basic attributes of the cell cycle control system: 1. Checkpoint…

Q: What are cell cycle checkpoints? Where in the cell cycle are the checkpoints found (note—incude S…

A: Cell cycle checkpoints are critical points in the cell cycle where the cell "checks" if it has…

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: It is often useful for scientists to study a population of cells that are all at the same stage of…

A: The cell must undergo division for growth and development. The process of undergoing a cascade of…

Q: Do cells which lack normal cell cycle control (cancerous cells) exhibit karyotypes that look…

A: Karyotype  It is a process in which the structure of chromosome is depicted. Or in general,…

Q: List two ways to measure cell viability.

A: Cell viability is a measure of the proportion of live, healthy cells within a population. Cell…

Q: Which of the following are characteristics of stem cells? Select all that apply.     --They can…

A: Stem cells are cells that have the potential to differentiate into any type of cell and can divide…

Q: During growth, can a patch of tissue with a white phenotype give rise to a patch with a green…

A: Plants are multicellular organisms in the kingdom Plantae. Plants have an essential role in the…

Q: // Which CDK and cyclin does p53 ultimately target in DNA damaged conditions? O CDK1/cyclin E O…

A: CDK phosphorylate soecific target proteins. They required cyclin to be activate. CDK-cyclin…

Q: In other words, the master regulator initiates a program of gene expression that narrow the…

A: Cell signalling

Q: In the experiment of cell fusion, when tumor cells were fused with normal cells, the initially…

A: Cell fusion is an important cellular process in which two or more uninucleate cells merge to form a…

Q: You are working in a cell biology lab that investigates non-small cell lung cancer cells, which of…

A: Non-small cell lung cancer (NSCLC) is the most common type of lung cancer, accounting for around 85%…

Q: What role does p53 signaling play in normal cells?

A: p53 is a tumor suppressor protein that plays a crucial role in maintaining the genomic stability of…

Q: Name at least one type of external stimulus that promotes re-entry of the cell cycle from G0 to G1…

A: The cell cycle is series of event by which a  cell undergoing replication of all material and…

Q: cytoplasmic determinants

A: Stem cells are the specialised cells of body which have continuous power of division and power of…

Q: What are the pros and cons to Embryonic stem cells research in Medical research in this country…

A: Embryonic stem cells present in embryo and have the ability to differentiate into different type of…