How Griffith's experiment helps in the identification of DNA as the genetic material. -Biology

How Griffith's experiment helps in the identification of DNA as the genetic material. -Biology
by

1 Answer

Answer :

answer:
by

Related questions

Define transformation in Griffith's experiment. -Biology

Description : Define transformation in Griffith's experiment. -Biology

Last Answer : answer:

The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Description : The Pneumococcus experiment proves that (a) bacteria do not reproduce sexually (b) RNA sometime controls the production of DNA and proteins (c) DNA is the genetic material (d) bacteria undergo binary fission.

Last Answer : (d) bacteria undergo binary fission.

Hershey and Chase experiment proving DNA as the genetic material was based on the principle a) Transduction b) transformation c) transcription d) translation

Description : Hershey and Chase experiment proving DNA as the genetic material was based on the principle a) Transduction b) transformation c) transcription d) translation

Last Answer : a) Transduction

The molecule which helps in decoding genetic information carried by DNA

Description : The molecule which helps in decoding genetic information carried by DNA

Last Answer : Ans. RNA

Which one is the incorrect statement with regard to the importance of pedigree analysis? (a) It confirms that DNA is the carrier of genetic information. (b) It helps to understand whether the trait in question is dominant or recessive. (c) It confirms that the trait is linked to one of the autosome. (d) It helps to trace the inheritance of a specific trait.

Description : Which one is the incorrect statement with regard to the importance of pedigree analysis? (a) It confirms that DNA is the carrier of genetic information. (b) It helps to understand whether the trait in ... linked to one of the autosome. (d) It helps to trace the inheritance of a specific trait.

Last Answer : (a) It confirms that DNA is the carrier of genetic information.

What is Andy Griffith's favorite color?

Description : What is Andy Griffith's favorite color?

Last Answer : blue

During Griffith's transformation experiments _____. a. Live S Strain Bacteria Mixed With Dead R Strain Bacteria Caused Animal Death. b. Live S Strain Bacteria Mixed With Dead R Strain Bacteria Failed To Kill The Animals. c. Dead S Strain Bacteria Mixed With Live R Strain Bacteria Caused Animal Death. d. Dead S Strain Bacteria Mixed With Live R Strain Bacteria Failed To Kill The Animals.

Description : During Griffith's transformation experiments _____. a. Live S Strain Bacteria Mixed With Dead R Strain Bacteria Caused Animal Death. b. Live S Strain Bacteria Mixed With Dead R Strain Bacteria Failed To ... . d. Dead S Strain Bacteria Mixed With Live R Strain Bacteria Failed To Kill The Animals.

Last Answer : c. Dead S Strain Bacteria Mixed With Live R Strain Bacteria Caused Animal Death.

Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when pla(a) It made possible the isolation and exact identification of auxin. (b) It is the basis for quantitative determination of small amounts of growth-promoting substances. (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxinsced on one side of freshly-cut coleoptile stumps. Of what significance is this experiment?

Description : Dr. F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly-cut coleoptile stumps. Of what ... . (c) It supports the hypothesis that IAA is auxin. (d) It demonstrated polar movement of auxins

Last Answer : (a) It made possible the isolation and exact identification of auxin.

Pick up the correct statement from the following: (A) A graphical representation of spectral reflectance verses the various growth stages of a crop, depicts a phonologic patternB) The changes in the polarisation of the radiation reflected or emitted by an object, is known as polarisation variation (C) The degree of polarisation is a characteristic of the object which helps in the identification of the object (D) All of these

Description : Pick up the correct statement from the following: (A) A graphical representation of spectral reflectance verses the various growth stages of a crop, depicts a phonologic pattern B) The changes in ... characteristic of the object which helps in the identification of the object (D) All of these

Last Answer : Answer: Option D

Who proved that DNA is the basic genetic material? -General Knowledge

Description : Who proved that DNA is the basic genetic material? -General Knowledge

Last Answer : answer:

Who proved that DNA is the basic genetic material? -General Knowledge

Description : Who proved that DNA is the basic genetic material? -General Knowledge

Last Answer : answer:

What percent of the material in a DNA molecule contains the genetic code?

Description : What percent of the material in a DNA molecule contains the genetic code?

Last Answer : What is the answer ?

Prokaryotic genetic material is: (a) Liner DNA + his tones (b) Circular DNA + his tones (c) Liner DNA without his tones (d) Circular DNA without his tones

Description : Prokaryotic genetic material is: (a) Liner DNA + his tones (b) Circular DNA + his tones (c) Liner DNA without his tones (d) Circular DNA without his tones

Last Answer : Ans. ((d))

The process of using information (genetic material) from DNA to construct m-RNA

Description : The process of using information (genetic material) from DNA to construct m-RNA

Last Answer : Ans. Transcription

In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant tumors (b) controlled cell division and over production of genetic material occur (c) RNA is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Description : In human body, the cell growth and differentiation are highly controlled and regulated, but in cancer cells. (a) there is breakdown of these regulatory mechanism leading to formation of benign and malignant ... is mutated and produced in less amount (d) DNA is mutated and produced in less amount

Last Answer : Ans:(a)

Which of the following is true? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Description : Which of the following is true? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Last Answer : (1) DNA is the genetic material in most of the organism Explanation: Deoxyribonucleic acid (DNA) molecules are informational molecules encoding the genetic instructions used in the development and functioning of all ... letters. G, A, T, and C. DNA is well-suited for biological information storage.

How did scientists decide that DNA was the genetic material for all cellular organisms?

Description : How did scientists decide that DNA was the genetic material for all cellular organisms?

Last Answer : The proof that the material basis for a gene is DNA came from the work of Oswald T.Avery (1877-1955), Colin M. MacLeod (1909-1972), and Maclyn McCarty (1911-) in a paper published ... exposed to DNase, an enzyme that destroys DNA, all transformation activity ceased. The transforming factor was DNA.

Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is (a) double stranded RNA (b) double stranded DNA (c) single stranded DNA (d) single stranded RNA

Description : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is (a) double stranded RNA (b) double stranded DNA (c) single stranded DNA (d) single stranded RNA

Last Answer : (d) single stranded RNA.

Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Description : Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Last Answer : (b) both have similar pyrimidine

Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Description : Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Last Answer : d) Hershey and Chase

The unequivocal proof of DNA as the genetic material came from the studies on a (a) bacterium (b) fungus (c) viroid (d) bacterial virus.

Description : The unequivocal proof of DNA as the genetic material came from the studies on a (a) bacterium (b) fungus (c) viroid (d) bacterial virus.

Last Answer : (c) viroid

Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Description : Similarity in DNA and RNA is that (a) both are polymer of nucleotides (b) both have similar pyrimidine (c) both have similar sugar (d) both are genetic material.

Last Answer : both are polymer of nucleotides

Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Description : Who proved that DNA is basic genetic material? (a) Griffith (b) Watson (c) Boveri and Sutton (d) Hershey and Chase

Last Answer : (d) Hershey and Chase

In prokaryotes, the genetic material is (a) linear DNA without histones (b) circular DNA without histones (c) linear DNA with histones (d) circular DNA with histones.

Description : In prokaryotes, the genetic material is (a) linear DNA without histones (b) circular DNA without histones (c) linear DNA with histones (d) circular DNA with histones.

Last Answer : circular DNA without histones

What is the genetic material in influenza virus? (a) Double helical DNA (b) RNA (c) Single helix DNA (d) None of these

Description : What is the genetic material in influenza virus? (a) Double helical DNA (b) RNA (c) Single helix DNA (d) None of these

Last Answer : (b) RNA

Which of the following statements is not true for retroviruses? (a) DNA is not present at any stage in the life cycle of retroviruses. (b) Retroviruses carry gene(c) The genetic material in mature retroviruses is RNA. (d) Retroviruses are causative agents for certain kinds of cancer in man. for RNA-dependent DNA polymerase.

Description : Which of the following statements is not true for retroviruses? (a) DNA is not present at any stage in the life cycle of retroviruses. (b) Retroviruses carry gene for RNA-dependent DNA ... mature retroviruses is RNA. (d) Retroviruses are causative agents for certain kinds of cancer in man.

Last Answer : (a) DNA is not present at any stage in the life cycle of retroviruses

The flow of genetic material in microbial cells usually takes place from A- RNA through DNA to proteins B- proteins through RNA to DNA C- .DNA through RNA to proteins D- none of these

Description : The flow of genetic material in microbial cells usually takes place from A- RNA through DNA to proteins B- proteins through RNA to DNA C- .DNA through RNA to proteins D- none of these

Last Answer : .DNA through RNA to proteins

Which of the statements give below is correct with respect to frameshift mutation a) a single nucleotide base change, insertion, or deletion of the genetic material b) Glutamine is replaced by valine c) Sickle cell anemia is an example d) insertions or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

Description : Which of the statements give below is correct with respect to frameshift mutation a) a single nucleotide base change, insertion, or deletion of the genetic material b) Glutamine is replaced by valine c) ... or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

Last Answer : d) insertions or deletions of a number of nucleotides in a DNA sequence that is not divisible by three.

26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Description : 26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Last Answer : h) All of the above.

6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Description : 6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Last Answer : d) All of the above.

The final proof for DNA as the genetic material came from the experiments of : (1) Hershey and Chase (2) Avery, Mcleod and McCarty (3) Hargobind Khorana (4) Griffith

Description : The final proof for DNA as the genetic material came from the experiments of : (1) Hershey and Chase (2) Avery, Mcleod and McCarty (3) Hargobind Khorana (4) Griffith

Last Answer : (1) Hershey and Chase

Which of the following is true ? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Description : Which of the following is true ? (1) DNA is the genetic material in most of the organism (2) RNA is the genetic material in most viruses and bacteria (3) DNA is the genetic material in all the viruses (4) RNA is the genetic material in all the viruses

Last Answer : DNA is the genetic material in most of the organism

The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents? A. B. C ds DNA 3 5 5 3 5 3 5 3 5 3 5 3 5 5 3 3 5 3 5 3 Region to be amplified . (a) B - denaturation at a temperature of about 98°C separating the two DNA strands (b) A - denaturation at a temperature of about 50°C (c) C - extension in the presence of heat stable DNA polymerase (d) A - annealing with two sets of primers

Description : The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents? A. B. C ds DNA 3 5 5 3 ... - extension in the presence of heat stable DNA polymerase (d) A - annealing with two sets of primers

Last Answer : (c) C - extension in the presence of heat stable DNA polymerase

DNA fingerprinting refer to (a) molecular analysis of profiles of DNA samples (b) analysis of DNA samples using imprinting devices (c) techniques used for molecular analysis of different specimens of DNA (d) techniques used for identification of fingerprints of individuals.

Description : DNA fingerprinting refer to (a) molecular analysis of profiles of DNA samples (b) analysis of DNA samples using imprinting devices (c) techniques used for molecular analysis of different specimens of DNA (d) techniques used for identification of fingerprints of individuals.

Last Answer : (a) molecular analysis of profiles of DNA samples

The science, which helps in changing the genetic make-up of plants in such a way that they give rise to the maximum economic product for human use.

Description : The science, which helps in changing the genetic make-up of plants in such a way that they give rise to the maximum economic product for human use.

Last Answer : Ans. Plant Breeding

What did Avery's experiment revel about DNA?

Description : What did Avery's experiment revel about DNA?

Last Answer : Feel Free to Answer

Select the alternative giving correct identification and function of the organelle ‘A’ in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - Provides packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Description : Select the alternative giving correct identification and function of the organelle A' in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - ... packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Last Answer : (a) Mitochondria - Produce cellular energy in the form of ATP

The intentional alteration or transfer of genetic material is called -Biology

Description : The intentional alteration or transfer of genetic material is called -Biology

Last Answer : answer:

What is Young’s modulus? Describe an experiment to find out Young’s modulus of material

Description : What is Young’s modulus? Describe an experiment to find out Young’s modulus of material

Last Answer : What is Young’s modulus? Describe an experiment to find out Young’s modulus of material in the form of a long straight wire.

Oops! I sent my Cologard (for colon cancer testing) sample to Ancestry.com instead of my DNA sample. What results will I get about my genetic make-up?

Description : Oops! I sent my Cologard (for colon cancer testing) sample to Ancestry.com instead of my DNA sample. What results will I get about my genetic make-up?

Last Answer : They’ll find out what kind of an ass you really are. DNA is DNA – they should be able to extract it from your fecal matter.

What if there was/is a dna test that tells you when the last time someone inbred in your genetic line?

Description : What if there was/is a dna test that tells you when the last time someone inbred in your genetic line?

Last Answer : And why would you want to know that? I don’t see how that information helps anyone except for someone trying to figure out the origin of an obscure disease/mutation.

What would you do in this situation? (Genetic / DNA Testing)

Description : What would you do in this situation? (Genetic / DNA Testing)

Last Answer : I’d let it go. The past is past. No point in creating drama where there was none.

Question about DNA and genetic inheritance (details inside)

Description : Question about DNA and genetic inheritance (details inside)

Last Answer : answer:That kind of testing has a certain level of speculation. The algorithm that comes up with those percentages is not perfect. It's like when you see a temperature reading carried out ... of this speculation on your reports. Then there is another alternative that could be rather uncomfortable .

Has anybody utilized genetic (DNA) databases in a genealogical search to find an ancestor successfully?

Description : Has anybody utilized genetic (DNA) databases in a genealogical search to find an ancestor successfully?

Last Answer : Yes soon after my Mother died in 2010 my sister asked my Eldest brother to do it. From ancestry.com we we received so much paper work dating back from like the stone age telling us our ancestors came ... masons . Than we received no more total cost $500 dollars for the kit. Yes we felt ripped off.

Genetic outcome from human couple with DNA defects?

Description : Genetic outcome from human couple with DNA defects?

Last Answer : If a parent, no matter the gender, has offspring it has a 100 % chance the the baby wil have Down syndrome.

$ Flow of genetic information is through the DNA of the nucleus . ! Central Dogma is represented as follows DNA `overset("Transcription")tomRNA overse

Description : $ Flow of genetic information is through the DNA of the nucleus . ! Central Dogma is represented as follows DNA `overset("Transcription")tomRNA overse

Last Answer : $ Flow of genetic information is through the DNA of the nucleus . ! Central Dogma is represented as follows ... wrong D. If both As and R are wrong.

What is the change in DNA sequence that affects genetic information?

Description : What is the change in DNA sequence that affects genetic information?

Last Answer : Mutation

What is a section of DNA molecule that carries the genetic code for a particular trait?

Description : What is a section of DNA molecule that carries the genetic code for a particular trait?

Last Answer : Need answer

What Portion of DNA which carries the genetic code for the formation of a particular protein by specifying its amino acids sequence?

Description : What Portion of DNA which carries the genetic code for the formation of a particular protein by specifying its amino acids sequence?

Last Answer : Gene

In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Description : In the process of transcription, the flow of genetic information is from (A) DNA to DNA (B) DNA to protein (C) RNA to protein (D) DNA to RNA

Last Answer : Answer : D