Q: How
A: Introduction :- Genetic testing also known as DNA testing, involves obtaining DNA from a sample of…
Q: The BRCA genes produce DNA repair proteins. Genetic testing is available that can determine if a…
A: BRCA1 (BReast CAncer gene 1) and BRCA2 (BReast CAncer gene 2) are proteins that aid in the repair of…
Q: What is nucleotide excision repair? What kind of DNA damage does it target for repair?
A: Answer: DNA is deoxynucleotide acid which is the genetic material in many of the organisms as genes…
Q: What is differential centrifugation? Explain how it can be used to separate cellular organelles.
A: Differential centrifugation : A separation method where the components of a cell are separated on…
Q: Should genetic testing for cancer be availablefor everyone, or should genetic testingbe confined to…
A: Cancer is an abnormal proliferation of body cells that has undergone mutation. The cancer is of…
Q: What molecules or structures are present in cell that might interfere with DNA extraction?
A: DNA extraction is a method used to purify DNA from a sample. Here seperation of DNA occur from…
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 can two cells with the exact same genome obtain different structures and functions?
A: Cells are not only characterised by their genome , but also by genes they express. Cells have…
Q: How to prepare chromosomes for SEM Imaging?
A: The electron microscope which scans the surface of a sample by focussed beam of electrons to produce…
Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…
A: Cytokinesis is the process of cell division in which the parent cell divides into daughter cells.…
Q: After cutting yourself with a knife while chopping vegetables, your body begins extensive mitosis…
A: The given DNA sequence is as follows, TAC GGG CAA ACC TCT AGC CCA ATG TCG ATC
Q: Write down 5 differences between normal cell, transformed cell and malignant cell lines?
A: Cell lines are defined as the culture of cells which are developed from a single cell. Since the…
Q: D
A: Cell: The membrane-bound unit that is responsible for all life processes si referred to as the cell.…
Q: What are some of the drugs used to study microtubules?
A: Microtubules are the cytoskeletal structures that are involved in a variety of cellular functions…
Q: Ultraviolet light may cause DNA damage. Any change to DNA is known as a "mutation". How might such…
A: MUTATION It is a change in a DNA sequence which can result from DNA copying mistakes made during…
Q: What does a chromosome look like? (Hint: This is the form DNA is in AFTER mitosis) 1 Show Your Work…
A: Chromosome - the thread like structure present in nucleus is called chormosome. Chromatin - it is…
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: Sunlight (especially ultraviolet of UV radiation) is a primary cause of skin cancer. Why? UV…
A:
Q: Which cells are shown in the figure below (under the X) ?
A: Cardiac muscle Cardiac muscle also known as heart muscles or myocardium. The heart of human being is…
Q: To maximize the number of mutations following UV irradiation, should you incubate the irradiated…
A: A mutation is a modification that happens in the deoxyribonucleic acid (DNA) sequence, either due to…
Q: A student observing a sample of cheek cells noticed that all of the cells were identical. Which…
A: Cheek cells Cheek cells are eukaryotic cells and present inside the mouth. They are continuously…
Q: Write the correct letter that corresponds to the events taking place in each stage of cell Column…
A: Cell cycle is a series of changes occur in a newly divided cell through which it duplicates its…
Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…
A: Cell division is defined as the division of the cells for growth, repair and reproduction. Cell…
Q: How does gene affects migrating cells?
A: Solution:- Firstly we can see what is migrating cells and which factor affect the cell migrating.…
Q: What are dyes that stain DNA used for? Is background staining a problem when using such dyes?
A: The fragments of deoxyribonucleic acid (DNA) can be visualized by the dye after the separation…
Q: Why is it useful to stain chromosomes?
A: Chromosomes emerge as thread-like structures inside the nucleus during cell division.…
Q: Which of the following repair mechanisms removes damaged bases in non-dividing cells?
A: Ans- Bae Excision Repair The common mechanism of DNA repair System is- Base Excision Repair (BER)–…
Q: A change in what type of cell is most likely to cause a mutation that can be inherited? O brain…
A: The cell is the basic structural and functional unit of life. It carries out various functions in…
Q: How do cell cycle checkpoint pathways help to preserve the genome?
A: Cell cycle checkpoints are monitoring systems which keep track of the order, integrity, and…
Q: How can two cells with the same genes become different cell types?
A: A cell is the basic key of life that is capable of performing all the functions of life and also…
Q: Why is it important for a chromosome to be copied before mitosis?
A: Mitosis is a process of cell division in somatic cells. In this cell division, cells divide into two…
Q: How do you go for DNA to protein? What are the steps in that process? Using Cystic Fibrosis, how…
A: All proteins in our body is synthesised by a process of gene expression from previously laid codes…
Q: How can I study a protein cancer cells?
A: Cancer cells , the uncontrolled growth of the cell, as the growth rate is abnormal, they lost the…
Q: When looking at a stained cell under a high power light microscope, can one distinguish between the…
A: Introduction Chromosomes are threadlike structures made up of protein and a single molecule of DNA…
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: How does brain cancer effect DNA Replication? How does brain cancer affect gene mapping? how…
A: A brain tumour is an abnormal cell growth or mass in the brain. Tumor cells in the brain can…
Q: Which of the following statements correctly describes p53? Which of the following statements…
A: Answers are option B and E.
Q: Does reproductive cloning always involve somatic cell nuclear transfer?
A: Gene cloning refers to the cloning fo genes through various techniques. These copies of genes can be…
Q: What happens to a cell with damaged DNA? a) The cell is destroyed. b) It leaves the cell…
A: A cell can be defined as the smallest unit which consists of the cell membrane, nucleus, cytoplasm,…
Q: What new characteristic will the cells have after transformation?
A: Transformation is defined as the process by which an organism will acquire exogenous DNA…
Q: Were you able to identify a cell undergoing cytokinesis in the onion cell? Why? What extra layer…
A: Red arrow- a cell undergoing cytokinesis in the onion cell.
Q: What are the major cytoskeletal players involved in embryonic wound healing?
A: The cytoskeleton is a complicate , dynamic organization of interlinking protein filaments present in…
Q: How does gene expression influence the behavior of cells that contain the same genome (genetic…
A: Different cells in a multicellular organism may express very different sets of genes, even though…
Q: How does UV light cause mutations?
A: A mutation occurs/happens when the sequence/structure of DNA is altered. Mutations can occur as a…
Q: Which event occurs in S-phase? Question 4 options: Mitotic spindle is created. Normal growth…
A: Option E None of the above events occurs in S-phase.
Q: What is the name given to process of hair and nail cells replicating genetic material to make new…
A: Answer: Our nail and hair cells when die , they starts replicating and form new cells removing the…
Q: ung cancer mitotic index: 0.25 Breast cancer mitotic index: 0.35 Skin cancer mitotic index: 0.4…
A: The mitotic index measures cell proliferation rate. It is a percentage of cells undergoing mitosis…
Q: Cells have evolved methods of repairing UV irradiation damage. All of the following are repair…
A: Ultraviolet radiations can cause cellular damage, specific damage to the genetic material of the…
Q: Is it correct to say that the palladin gene causes cancer?
A: This palladin gene encodes a cytoskeletal protein that is required for organizing the actin…
- What happens when UV light is shown on DNA? How is this dealt with by the cell?
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Solved in 2 steps
- Draw a diagram depicting the 4 steps of base excision repair, and give a short description of what is going on in each step..Is it correct to say that the palladin gene causes cancer?Cytokinesis in plant cells is different than cytokinesis in animal cells. a) Explain why it has to be different, andb) briefly describe the processes in the two different cell types.
- How does a genetic map differ from a physical map?Explain why cheek cells are diploid, and how does this affect the DNA?To maximize the number of mutations following UV irradiation, should you incubate the irradiated cells in the light or in the dark, or does it make any difference? Explain your answer.
- How can the damage induced by ultraviolet light be repair? Excision repair system Either the excision repair system or the light repair system Light repair system Damage due to ultraviolet light is irreversible None of the answer choices.What is the charge of the target cellular structure of positive staining and negative staining?What accounts for the different morphological and functional differences between cells that contain the exact same DNA in the nucleus?
- 3) Examine the graph showing the relative percentage normal and cancer cells spend in various stages of the cell cycle. Based on the information in the graphs, infer how cancer cells differ from typical, noncancerous cells. Select ALL that apply. A) Cancer cells do not replicate their DNA. B) Cancer cells replicate their DNA too quickly. C) Cancer cells do not go through interphase during their cell cycle. D) Cancer cells spend more time dividing compared to typical cells. E) Cancer cells do not always grow to the same size as typical cells. more than 1 answer. not gradedAfter cutting yourself with a knife while chopping vegetables, your body begins extensive mitosis and cell division to begin the healing process. To speed this process, your cells need to make more Cyclin Proteins to bind with extisting cylin- dependent kinase proteins. The DNA below contains the instructions to build cyclin proteins: DNA - TAC GGG CAA ACC TCT AGC CCA ATG TCG ATC Transcribe this into mRNA and translate these into amino acids, use the format below: MRNA: (insert sequence here) Amino Acids: (insert amino acids here)what are role incell membrance structure?