p53 is a transcription factor. true or false

Q: Complete the following statements by selecting one of the two options provided. A mutation that…

A: Introduction  Mutation is a change in the DNA sequence of an organism's genome. These changes can…

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: why Most somatic cells  have limited life spans

A: The functions of the cell decrease with age such as mitochondrial oxidative phosphorylation, DNA…

Q: In order for transcription to occur, the DNA molecule must be "unzipped".  Messenger RNA is then…

A: TRUE Transcription of the process of formation of RNA using DNA as a template. It uses DNA…

Q: Some Disorders Are Caused by Abnormal Numbers of Autosomes

A: Introduction: There are 23 pairs of chromosomes in human. Out of these 22 pair are autosomes and 1…

Q: Which process of gene regulation specifically effects the activity of a protein?     DNA…

A: Introduction :- A gene is a unit of heredity that carries genetic information from one generation to…

Q: Interphase includes three phases. Name the three phases and describes what occurs in each.

A: The cell cycle has two major phases- Interphase and Mitosis. During interphase, cell grows and DNA…

Q: The end-point result of the signaling depicted here is 2 CYTOSOL 3 NUCLEUS

A: The end-point result of the signaling depicted here is:**Change in gene expression** This typically…

Q: Genes that cause cancer are called _____________.

A: Cancer means uncontrol cell proliferation and division in the body. This uncontrolled group of cell…

Q: True or False: Mitosis results in daughter cells that are genetically the same as the parent cell

A: Cell is the basic structural, functional, and biological unit of all known organisms. The cell…

Q: In tumor cells Rb protein is hyperphosphorylated. In response to that, will p53 level increase or…

A:

Q: The cell cycle is an internally regulated process and not affected by external signals. True or…

A: Cell cycle: The process of the cell cycle shows how the genetic material inside the cell is…

Q: To explain: How the low pH of lysosomes protect the rest of the cell from lysosomal enzymes in case…

A: Many metabolic pathways exist in the human body to maintain homeostasis. Many chemical reactions…

Q: True OR False  The DNA in the nucleus replicates before mitosis begins.

A: For the proper growth as well as development of an organism , cell division play a vital role . So ,…

Q: True or false: When oncogenes are present, a cell is more likely to be normal (non-cancerous) than…

A: The normal growth and functions of human cells are primarily based on the information stored in each…

Q: which is not a type of protein modification?   splicing metjatiom phosphorylation…

A: Protein synthesis occurs during a process called translation. This can include phosphorylation,…

Q: Regulation of cytoskeleton function by cell signaling.

A: The cytoskeleton is a network of filaments and tubules that expands over a cell through the…

Q: stem cells characterized by non self.7 renewal capacity F

A: Self-renewal is the process that involves the ability of the cell to give rise to indefinitely more…

Q: True and false with explaination: The nucleus and mitochondria are surrounded by a double membrane.

A: Membrane, the thin layer that forms the outer boundary of a living cell or of an internal cell…

Q: How histone and  micro RNA controls gene expressi

A: Histones are positively charged basic proteins that associate with DNA in the nucleus and forms…

Q: A substance located inside the mitochondrial membrane that initiates the intrinsic apoptotic…

A: It is are naturally occurring process in which cells die in a predetermined order. The shape of the…

Q: mutation in the p53 not effect on .17 * the proliferation f cells F

A: In order for daughter cells to function properly, they must be perfect copies of their parent cells.…

Q: Adenosine triphosphate is an important molecule because it

A: Adenosine triphosphate ATP consists of one adenine molecule and three phosphate molecules. And also…

Q: p53 can trigger apoptosis if certain cell-cycle events fail. How does this regulatory outcome…

A: Apoptosis is the programmed cell death. Apoptosis is one of the important events in development that…

Q: True or false? Telophase and cytokinesis will frequently overlap with each

A: mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new…

Q: Stages of mRNA translation

A: Translation is defined as an interaction by which a protein is combined via the information carried…

Q: Do accumulated mutations in mitochondria result in altered rates of apoptosis with aging? please…

A: Introduction In this question we will explain whether the accumulated mutations in mitochondria…

Q: Abnormal mitosis vs Normal mitosis

A: The process of creating two or more daughter cells from a parent cell is known as cell division.…

Q: True or False: There is more than one place on the bacterial ribosome that can be targeted for drug…

A: Ribosomes are cellular organelles found in all living cells, including bacteria, archaea, and…

Q: Homologous chromosomes a) are formed when the chromosomes separated during anaphase b) are a set of…

A: Chromosomes are structures made of DNA and proteins that carry an organism's genetic information.…

Q: In which stage of karyokinesis of mitosis reappearance of nucleolus occurs.

A: Cell cycle: It is a series of changes occur in a newly divided cell through which it duplicates its…

Q: Cell division is carefully regulated and coordinated in eukaryotic cells by protein kinases that…

A: The division of all cells must be carefully regulated and coordinated with both cell growth and DNA…

Q: Define again. Anti-mitogens

A: Anti mitogens oppose cell division, they interrupt some section of a cell cycle.

Q: Why DNA copy is important for reproduction

A: Introduction  Cells is the main fundamental unit of life. Every organism be it unicellular or…

Q: A gene is a segment of DNA that determines a sequence of amino acids constituting a protein. True…

A: Cell is the basic structural and functional unit of life. All the cells contain a nucleus within…

Q: T/F: This reaction probably produces NADH in a cell O True CH2OH -ОН O False Н но-н Н Н -ОН -OH…

A: Few important points : Nucleic acids and proteins are informational biomolecules. Amino acids will…

Q: A mutation is any change in the DNA. O True False

A: A mutation is any change on the DNA sequence that is not properly repaired. A section of nucleotides…

Q: Biological significance of mitosis

A: Introduction  Mitosis is the process by which a cell copies its chromosomes before dividing them…

Q: Determination is a process in which the fate and potency of a cell becomes dissimilar.     True…

A: When a specific cell develops into a final cell type is termed as Fate determination. In an embryo,…

Q: Cohesin complexes hold chromatids together until theenzyme___________ cleaves the cohesin at…

A: Cohesin are the protein complex that holds sister chromatids together till anaphase. It helps in…