A mutation in p21 that destroys its binding site will

Q: The main structural characteristic of myosin molecules is: Select one: a. A beta-barrel b. A Fab…

A: Myosin is a motor protein. Myosin is a structural protein present in the muscle. Myosin is a…

Q: Shown below is a peripheral glycoprotein which functions as receptor for hormones in animal cells. X…

A: Glycoproteins are oligosaccharide which have protein side chains attached to them they are involved…

Q: Which of the following domains would you not expect to see in the receptor for BMP4? A. A…

A: BMP4 or Bone Morphogenetic Protein 4 is a protein that is encoded by BMP4 gene in humans. It is a…

Q: Certain introns can self-excise from RNA.   a. false   b. true

A: Rare introns that create a ribozyme self-splice, carrying out the tasks of the spliceosome by RNA…

Q: The Bax protein _____, thus _____ apoptosis. Select one: a. none of the above b. promotes caspase…

A: Apoptosis can be defined as a programmed cell death.There are various morphological changes occur in…

Q: Draw a diagram that illustrates the typical events that would need to occur in order for a secreted…

A: Insulin, which is generated by β-cells, is an important metabolic regulator. Insulin is synthesized…

Q: 1. The best description of how muscles move is: a. spinning basal bodies b. sliding filaments c.…

A: The muscle is the part of the muscular system and are specialized tissue involved in movement along…

Q: Epigenetics works by Select one: a. activating DNA ligases so they can clip attached methyl groups…

A: Epigenetics is a field of study within genetics that focuses on heritable changes in gene expression…

Q: Kinesin is a ______ and p53 is a ____ Select one: a. motor protein, transcription factor b.

A: ANSWER a) motor protein and transcription factor.

Q: Which molecule is a Cdk inhibitor that is controlled by p53? a. cyclin b. anti-kinase c. Rb d. p21

A: Enzymes that catalyze consecutive metabolic reactions are multifunctional enzymes. These enzymes…

Q: The role of p53 in normal cells is toa. create cancer-blocking mutations.b. trigger unrestrained…

A: Answer- P53 is the tumor supressing gene that is prensent in every cell. Any mutation in this leads…

Q: A scientist notices that a cancer cell line fails to die when he adds an inducer of apoptosis to his…

A: Apoptosis is the programmed cell death. It occurs as a cell response to various signalling pathways,…

Q: You are investigating the transport of proteins into the ER in various mutant cells. Where would you…

A: Transport into the endoplasmic reticulum (ER) is the important step inside the biosynthesis of…

Q: Proteins in the plasma membrane are often the target of medicines.Discuss why you think this is the…

A: The plasma membrane which are present on consist of integral proteins or the peripheral proteins.…

Q: What is the role of executioner proteins in apoptosis?a. They kill the cell by destroying its…

A: Apoptosis is a cellular process which is a programmed cell death mechanism. Whenever any cell starts…

Q: Once you have transformed these factors into your skin cell, how might you identify your induced…

A: Pluripotent cells are those which have the capability to renew by dividing and it can form three…

Q: The extension sequence found in procollagen polypeptidesa. causes procollagen to be synthesized into…

A: Procollagen polypeptides: Procollagen polypeptide is a process that is involved in the processing of…

Q: 12. QUESTIONS 12-17: Use the following list of terms to identify the labeled structures in the…

A: Nervous system consists of brain and spinal cord. Nervous system consists of two types of cell -…

Q: Using the AAV virus you created in the simulation, you introduce it to a mouse model for heart…

A: Viruses are minute particles that are made up of only their genetic material which may be DNA or RNA…

Q: a. the receptor/s b. the energy source c. if there is signal peptide cleavage or none Endoplasmic…

A: The endoplasmic reticulum is the largest single membrane-bound intracellular compartment. It is an…

Q: gene in liver cells is "off". In the presence of a toxin, a repressor is removed and the gene is…

A: Repressor It refers to a protein which is invoved in the regulation of gene expression. This protein…

Q: A cell biologist asks you to image a protein of interest tagged with eGFP in a living cell. Describe…

A: Introduction :- eGFP is engineered ( enhanced) green fluorescent protein . The normal GFP protein is…

Q: The long distance transport of molecules on microtubules requires Select one: a. proteases b. motor…

A: Introduction: A cell must constantly rearrange the components of its cytoplasm in order to respond…

Q: What would be the likely result of a mutation of the bcl-2 gene on the level of apoptosis? a. No…

A: Answer: Introduction: Bcl-2 (B-cell lymphoma 2), occurred in humans produced by the BCL2 gene, this…

Q: A mutation in Ras that prevents Ras from hydrolyzing GTP. Would cause? Why? A. Increased…

A: To produce many diploid cell progeny, cell proliferation is achieved by combining cell growth with…

Q: 8) Which of these describes the function of RNA polymerase? A. Amplifies the “message" by making…

A: Need to find which of the following is correct regarding RNA polymerase function.

Q: SERCA pump

A:

Q: 34. The following are functions of cell adhesion molecules, except for:  a. anchor cells to the…

A: Adhesion molecules can be defined as the proteins that are present on the surface of the cell and…

Q: Which of the following accurately compares tumor suppressor genes and proto-oncogenes? A. Both…

A: Tumor suppressor genes and proto-oncogenes are both types of genes that play important roles in…

Q: A mutation in the p53 gene creates a misfolded protein that is overactive.  This scenario would most…

A: Tumor suppressor gene P53 activity stops formation of tumors. This gene makes protein that is…

Q: Researchers sought to grow blood vessels in a lab for implantation into patients with clogged…

A: Introduction :- Coronary arteries are blood vessels that supply oxygenated blood to the heart…

Q: Kinesin is a Select one: and p53 is a a transcription factor, motor protein b. kinase, motor protein…

A: Kinesin protein moves along the microtubules in the cell. It consists of two heavy and two light…

Q: Suppose you want to develop a drug that targets nuclear receptors. What chemical characteristic of…

A: In Molecular biology, the nuclear receptors can be defined as the ligand-regulated proteins…

Q: hich of the followinf would a MAPKK (MAP2K) protein would be activated (phosphorylated) by? a. MAPK…

A: The main player in the MAPK cascade and the point of convergence and divergence for other signalling…

Q: Which of the following is false about the two types of major histocompatibility complex molecules?…

A: Major Histocompatibility complex ( or MHC ) are group of several proteins ,encoded by polymorphic…

Q: Through genetic engineering, a geneticist mutates the gene that encodes TBP in cultured human cells.…

A: Transcription is the synthesis of mRNA from DNA. Transcription is catalyzed by enzymes called RNA…

Q: What process would be affected by the lack of the enzyme RNA polymerase?

A: The central dogma of life is the process by which the information stored in the genetic material are…

Q: In order for a cell to begin to replicate its DNA: a. Lamin proteins must be phosphorylated b. p53…

A: Cell division is a procedure in which a parent cell divides into two daughter cells. The cell cycles…

Q: It is an example of natural mutation in cattle that enabled the creation of breeds such as…

A: A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic…

Q: Which of these occurs as we get older?a. Neurons replicate to replace lost neurons.b. Skeletal…

A: Aging is considered as the progressive physiological changes in an organism that lead to senescence,…

Q: mutation in p53 promoter that prevents p53 from being expresses Causes? Why? A. Increased…

A: Cancer is a condition in the body where cells in particular tissues lose the function of apoptosis…

Q: Which of the following is not an example of tumor-suppressor gene? A. p53 gene B. Rb…

A: p53 gene It is a tumor suppressor gene It's activity stops the formation of tumors It is located…