What is the genetic material in viroids?

What is the genetic material in viroids?
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What is the genetic material in viroids?
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Last Answer : (c) The viroids were discovered by D.J. Ivanowsky

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.Viroids differ from viruses in having (a) DNA molecules without protein coat (b) RNA molecules with protein coat (c) RNA molecules without protein coat (d) DNA molecules with protein coat

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Which of the following statements is incorrect? (a) Prions consist of abnormally folded proteins. (b) Viroids lack a protein coat. (c) Viruses are obligate parasites. (d) Infective constituent in viruses is the protein coat.

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.Which of the following is correct about viroids? (a) They have RNA with protein coat. (b) They have free RNA without protein coat. (c) They have DNA with protein coat. (d) They have free DNA without protein coa

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Description : Attenuated viruses are those that _____. a. can be used to treat viral disease. b. give rise to viroids and prions. c. multiply in cells but at a low rate. d. have been treated with chemicals such as formaldehyde.

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1. Genetic material in bacterium is a single chromosome made up of circular and coiled _______. 

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What is the genetic material in viruses?

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What ordinarily infects plant by injecting some of its genetic material into a cell and using the cell to create its food?

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

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In what part of the cell is this genetic material found in?

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What is the Genetic material for SEXUAL REPRODUCTION?

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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

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Transfer of genetic material from m-RNA to Protein

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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

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A self replicating, extra-chromosomal genetic material found in plant cell

Description : A self replicating, extra-chromosomal genetic material found in plant cell

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Neurospora is used as genetic material because (a) It has short life cycle of 10 days (b) The product of single meiosis can be easily analysed (c) Meiotic products are linearly arranged in the form of ordered tetrads (d) Is a diploid fungus

Description : Neurospora is used as genetic material because (a) It has short life cycle of 10 days (b) The product of single meiosis can be easily analysed (c) Meiotic products are linearly arranged in the form of ordered tetrads (d) Is a diploid fungus

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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)

What is the genetic material of a virus? How does that material act in viral reproduction?

Description : What is the genetic material of a virus? How does that material act in viral reproduction?

Last Answer : There are DNA viruses (double strand or single strand DNA) and RNA viruses (double strand or single strand RNA too). Viruses inoculate their DNA or RNA molecules into cells and these cells (by means ... for the assembling of a new virus. This synthesis is commanded by the viral DNA or RNA molecules.

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.

Plant genetic material in 'Gene-Bank' is preserved at - 196° C in liquid nitrogen as (1) seedling and rneristern (2) mature seed (dry) (3) pre-mature seed (high moisture) (4) ripe fruit

Description : Plant genetic material in 'Gene-Bank' is preserved at - 196° C in liquid nitrogen as (1) seedling and rneristern (2) mature seed (dry) (3) pre-mature seed (high moisture) (4) ripe fruit

Last Answer : (2) mature seed (dry) Explanation: Plant genetic material in 'GENE BANK' is preserved at -196° Celsius in Liquid Nitrogen as mature seed (dry). In plants, it is possible to unfreeze the material and propagate it.

Which of the following organelle of the cell contain their own genetic material? (1) Mitochondria (2) Ribosomes (3) Golgi complex (4) None of the above

Description : Which of the following organelle of the cell contain their own genetic material? (1) Mitochondria (2) Ribosomes (3) Golgi complex (4) None of the above

Last Answer : (1) Mitochondria Explanation: Nucleus is the central organelle of the cell which encloses the DNA. Apart from the nucleus, there are few other organelles which have their own DNA.

Neurospora is used as genetic material because?

Description : Neurospora is used as genetic material because?

Last Answer : it has short life cycle of 10 days

Nucleus; the genetic material containing rounded body in each cell; was first discovered in 1831 by?

Description : Nucleus; the genetic material containing rounded body in each cell; was first discovered in 1831 by?

Last Answer : Robert Brown

Give reason: Genetic material present in the mother cell must get doubled.

Description : Give reason: Genetic material present in the mother cell must get doubled.

Last Answer : The daughter cells produced by cell division must receive the same genetic materials in same quantity so as to resemble the parent cell. Hence the genetic material present in the mother cells must be doubled.

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.

The genetic material in HIV is

Description : The genetic material in HIV is

Last Answer : RNA.

Mention the genetic material and enzyme present in HIV.

Description : Mention the genetic material and enzyme present in HIV.

Last Answer : The genetic material present is RNA. The enzyme present is reverse transcriptase.

The sudden change in the genetic material of an organism is called

Description : The sudden change in the genetic material of an organism is called

Last Answer : mutation.

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