Explain messelson and stahl's experimnt?

Q: Frederic Griffith discovered transformation in his experiments on mice and Pneumococcus bacteria. He…

A: Transformation experiment was performed by Fredrick Griffith in 1928. He takes following two strains…

Q: ISolated, by Kiling ail the Dactena thlat were mot d aun unı experiment, it is also essential to…

A: Transformation is a process in which bacteria may update DNA from the medium that is in addition to…

Q: In Griffith's experiment, the S type bacteria are harmless, but can be transformed into the…

A: In Griffith's experiment, there was a mix of  heat-killed S-strain bacteria with live, harmless…

Q: What do the Tuskegee and Guatemala experiments have in common?

A: Ethical principles are essential guidelines or norms that govern how individuals and organizations…

Q: How many bacteria-killing cells are in breastmilk

A: The breast milk is considered as a living fluid comprising a range of germ-killing substances,…

Q: What were some of the conclusions of the Griffith experiment on streptococcus pneumonia?  Why was…

A: Griffith's experiment, published in 1928 by Frederick Griffith, was the first to propose that…

Q: Which would make up a 1:1000 dilution? O 1 ml of sample to 999 ml of solution 1 ml of sample to 1000…

A: Dilution is a method to find the observable count during the microbiology experiment. Because it…

Q: What was one benefit of the vaccine produced by the command economy?

A: Command economy is also called as a planned economy, where the government controls all the economic…

Q: How is the fragment cut and annealed to the vector?

A: Vector is the organism whose DNA is being used to carry the part of DNA from another organism. In…

Q: Why are chloroplasts and mitochondria shown as arrows originating from the Bacteria ?

A: The delineation of chloroplasts and mitochondria as arrows starting from microscopic organisms in a…

Q: bubbles visible in no bubbles or few bubbles visible in liquid results (if done virtually by video…

A: Yeast was used for fermentation by bakers and brewers long before the science behind it was…

Q: What were the results from the FTM (Fluid Thioglycerate Media) for the three bacteria (M. luteus, C.…

A: Thioglycolate broth medium is used to determine whether a microorganism i.e. the test sample is…

Q: given a phage lysate with 10^11 pfu/ml and a bacterial culture with 10^8 cfu/ml, how would you…

A: phage lysate= 1011 pfu/mlbacterial culture= 108 cfu/mlMOI = 0.1You must combine the phage lysate as…

Q: "the supplement that restored growth would be the molecule that the mutant strain could not…

A: Introduction: Mutant strain grew on insignificant medium with amino acids, mutants should not have…

Q: Are foraminiferan tests single-chambered or multi-chambered?

A: Foraminiferans are the single celled organisms and they are the members of a phylum or class of…

Q: Why was it necessary to soak the gel in hydroxide before performing the blot?

A: Gel electrophoresis is a technique which is used to separate the molecules based on the size of the…

Q: -Two hundred patients without chest pain were screened with a new biochemical test that showed 190…

A: A screening test is important in the diagnosis of any disease at the initial stage. In some cases,…

Q: Why were radioactive sulfur and phosphorous used to label bacteriophage in Hershey and Chase's…

A: Alfred Hershey and Martha chase did so in order to label the protein coat of virus with radioactive…

Q: (B) carotid sinus glossopharyngeal nerve aortic arch 3 2 1 petrosal ganglion nodose ganglion vagus…

A: The muscular organ known as the heart is situated in the chest and leans slightly to the left. It…

Q: What is the purpose of tandem mass spectrometry?

A: Tandem mass spectrometry is an analytical technique. This technique serves the function of effective…

Q: Why is an antibody used in this experiment?

A: Chromatin Immunoprecipitation (ChIP)  is a type of technique based on immunoprecipitation and is…

Q: When using a probe to detect an organism, why is it necessary to have some idea as to the organism’s…

A: DNA is the genetic material in all living organisms. Each organism has a unique DNA sequence. Using…

Q: Was LUCA likely an RNA-based or DNA-based organism? Why?

A: Answer

Q: State the questions that these classic experiments addressed: Griffith’s transformation experiment,…

A: DNA or deoxyribonucleic acid carries hereditary information from one generation to another. After…

Q: All questions  a) State the type of gene mutation shown in Figure 2.  b) Name the genetic disorder…

A: Genetic mutation is the permanent alteration in the DNA sequence that make up the gene. The…

Q: 7.Molecule 3 is known as Moleculle 1 Molecule 3 a) DNA b) RNA HNE Molecule 2 AMAAMMM..M વિસમિતિના…

A: DNA is the deoxyribonucleic acid. It is the nucleic acid present in the nucleus in the cell and…

Q: Following the spill of a mixture of chemicals into a small pond, bacteria from the pond are tested…

A: When a chemical spill occurs, particularly in a biologically dynamic environment like a pond, the…

Q: Describe the classic experiments of Steward, Gurdon, and Wilmut.

A: Cells are formed by the division in the existing cells.

Q: Where is the F plasmid located in an Hfr cell? Where is the F plasmid located in an F+ cell?

A: Prokaryotic cells are unicellular organisms that differ from multicellular organisms in composition…

Q: Why are there different spec readings (OD600) for different strains of E. coli?

A: OD value means optical density value at 600nm wavelength of light. In spectroscopy the sample means…

Q: explain why the DNA sample in lane 3 did not separate into fragments?

A: Gel electrophoresis is the widely used technique in molecular biology for the separation of the…

Q: Streptococci are divided into different groups called serotypes. Consult this or other textbooks and…

A: Streptococci are divided into many groups called serotypes based on the Lancefield classification…

Q: A gel shows undigested lane 3000 bp while digested lane shows BS 2000 and repeat 1000. what does…

A:

Q: Who makes the metal ring-based machine that makes the raised letters?

A: Letterpress printing is a technique used for printing that involves building up the needed image…

Q: Which culture was properly cryopreserved? Why?

A: Bacterium 1 culture was properly cryopreserved

Q: In the absence of Delta, why do the cells becomeunsynchronized?

A: In Delta-Notch signaling, Delta from the adjacent cell binds to notch receptor. Intracellular notch…

Q: Who was the first person to develop DNA finger printing?a) David Suzukib) Khoranac) Alec Jaffreysd)…

A: Deoxyribonucleic acid (DNA) is a genetic material of most organisms. DNA contains the instructions…

Q: Compatible Macromolecular Structures in Bacillus anthr STÉPHANE MESNAGE,¹ EVELYNE TOSI-COUTURE,2…

A: This description is about the cellular structure of the bacterium bacillus anthracic. This is the…

Q: a b с d e Could normally produce all of its own amino acids when grown on minimal media. Spores…

A: The one gene, one enzyme hypothesis explained that each gene encodes a single enzyme. Common bread…

Q: Both the isolation buffer and assay buffer that was used in isolation of mitochondria contained 0.3M…

A: Mitochondria is a double membrane organelle with a rod like shape. It produces chemical energy in…

Q: can you plase let me know the names of the people who did the studys, so i can read more about the…

A: The studies you are referring does not exits, so what I can do is , I can answer your question here,…

Q: Download BLOSUM30 and BLOSUMB0 substitu- tion matrices and place them side by side on your computer…

A: BLOSUM matrix: It stands for "blocks substitution matrix," established by Henikoff and Henikoff,…

Q: Do you think that bacteria lacking the ice-protein could be isolated without the use of modern dna…

A: Bacteria are a type of living microorganism. These single-celled creatures are found everywhere on…

Q: What role did restriction endonucleases play in localizing the gene associated with cystic fibrosis?

A: The gene responsible for cystic fibrosis was isolated from restriction endonuclease digests.

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.