Explain briefly the hershey-chase experiment?

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: What is central dogma of molecular genetics? How does it work ?

A: The Central Dogma was first proposed in 1958 by Francis Crick. He was also the discoverer of the…

Q: What structural level is represented by the sequence of amino acids in a polypeptide chain?

A: Amino acids are biological compounds which play an important role in the various biochemical…

Q: What are frameshift mutations?

A: Mutations are the alternation or the changes that occur in the DNA. They are variations in codons…

Q: How might 32P and 35S be used to demonstrate that the transforming principle is DNA? Briefly outline…

A: Genome is referred to as the genetic material of an organism that can be DNA or RNA(viruses). The…

Q: What is the difference between transposons and retrotransposons?

A: All cellular systems are controlled by proteins. Proteins are synthesized by the cell by a process…

Q: Why do transposons jump?

A: A transposon is defined as a sequence of DNA (gene) that is able to insert itself or make a copy of…

Q: Describe the Meselson and Stahl experiment and outline its significance.

A: Meselson and Stahl's experiment was done to demonstrate the semi-conservative nature of DNA…

Q: What is polylinker?

A: A vector is define as a DNA molecule that can be used to carry a foreign DNA segment to be cloned.…

Q: What were the two critical questions about genetic material in cells that Watson and Crick answered…

A: Franklin deduced from X-ray diffraction photographs that DNA exists in two states. Also, the…

Q: Briefly explain the frameshift mutation ?

A: Mutation can be defined as the change that occurs in the DNA sequence which is caused by mistake or…

Q: What is point mutation? Explain with an example?

A: Mutation can be defined as the slight change or alteration in the nucleotide sequence of the genome…

Q: What is the transformation?

A: Transformation and selection of microbes are key advances in DNA cloning. DNA cloning is the way…

Q: Why transposons are called jumping genes?

A: A sequence of DNA sequence that has the ability to move or insert itself at a new location in the…

Q: s th

A: Answer-- Meselson and Stahl experiment use N15 in E.coli by density gradient centrifugation.This…

Q: the kpc gene do

A: Types of bacteria Bacteria are classified into two major types, Gram-positive bacteria…

Q: What is a driver mutation?

A: Mutations are defined as the change in the sequence of DNA of an organism due to any environmental…

Q: What are base analogs ?

A: Ans: Base analogs: Analogs are refereed to as structurally similar molecules.

Q: What is a point mutation?

A: The genome of an individual determines its identity. It is composed of a unique DNA…

Q: What is an anomer? Are these two models anomers? Explain.

A: Stereoisomerism or spatial isomerism is a form of isomerism in which molecules have the same…

Q: What would you expect the functional properties of a riboswitch specific for the amino acid lysine…

A: All life is dependent on DNA. It contributes to the genetic code for life and its activities,…

Q: What does supercoiling accomplish?

A: Supercoiling basically refers to the winding of the DNA strand and serves the function of compacting…

Q: Explain how the use of radiolabeled amino acids in this procedure helped to reveal the genetic code.

A: The nucleotide sequence in the genetic material which recognizes the amino acid sequence is called…

Q: What are molecular chaperones and why are they necessary?

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: How griffin's experiment helps in the identification of DNA as the genetic material?

A: Introduction  In the past years when the genetic and molecular biology techniques were not so…

Clinical Pharmacology

Pharmacology is a discipline of medicine that studies how medications interact with the systems and processes of living organisms, focusing on drug action mechanisms as well as therapeutic and other purposes.