Description : The process of using information (genetic material) from DNA to construct m-RNA
Last Answer : Ans. Transcription
Description : Francis Crick’s seminal concept that in nature genetic information generally flows from DNA to RNA to protein.
Last Answer : Ans. Central Dogma
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.
Description : The genetic code operates through (A) The protein moiety of DNA (B) Cistrom of DNA (C) Nucleotide sequence of m RNA (D) The anticodons of tRNA
Last Answer : Answer : C
Description : RNA that transfer amino acids from cytoplasm to ribosome
Last Answer : Ans. m-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
Description : Production of a human protein in bacteria by genetic engineering is possible because (a) the human chromosome can replicate in bacterial cell (b) the mechanism of gene regulation is identical in ... ) bacterial cell can carry out the RNA splicing reactions (d) the genetic code is universal.
Last Answer : (d) the genetic code is universal.
Description : .After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.
Last Answer : (d) RNA transcription pattern.
Description : After a mutation at a genetic locus the character of an organism changes due to change in (a) protein structure (b) DNA replication (c) protein synthesis pattern (d) RNA transcription pattern.
Last Answer : a) protein structure
Description : Transfer of genetic information from one generation to the next generation is by - (1) RNA (2) Codon (3) DNA (4) messenger RNA
Last Answer : (3) DNA Explanation: DNA is responsible for transfer of genetic information from one generation to the next generation.
Description : The process of transfer of genetic information from DNA to RNA/formation of RNA from DNA is (a) transversion (b) transcription (c) translation (d) translocation.
Last Answer : (c) translation
Last Answer : transcription
Description : Transfer of genetic information from one generation to the next generation is by (1) RNA (2) Codon (3) DNA (4) messenger RNA
Last Answer : DNA
Description : A self replicating, extra-chromosomal genetic material found in plant cell
Last Answer : Ans. Plastids
Description : Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid.
Last Answer : Assertion: The genetic material in Tobacco mosaic virus in RNA. Reason: RNA is a type of nucleic acid. A. ... is wrong D. If both As and R are wrong.
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)
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.
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
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.
Last Answer : both are polymer of nucleotides
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
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
Description : Viruses derived from fragments of cellular genetic material and macromolecules forms the basis of the a. Cellular Origins Hypothesis. b. Independent Entities Hypothesis. c. Rna World Hypothesis. d. Regressive Evolution Hypothesis.
Last Answer : a. Cellular Origins Hypothesis.
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
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.
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.
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
Description : Master copy of genetic information is (1) DNA (2) Nucleus (3) r-RNA (4) m-RNA
Last Answer : (1) DNA Explanation: As DNA contains all the hereditary information, is called master copy of genetic information. It replicates its carbon copies when new master copies are required. It forms working copies in the form of mRNAS.
Description : Master copy of genetic information is (1) Nucleus (2) r-RNA (3) m-RNA (4) DNA
Description : Triplet sequence in t-RNA
Last Answer : Ans. Anticodon
Description : Most abundant form of RNA that constitutes 80% parts of cellular RNA
Last Answer : Ans. t-RNA
Description : Molecular scissors used in genetic engineering
Last Answer : Ans. Restriction endonuclease
Description : A bacterium used in genetic engineering
Last Answer : Ans. E-coli (Agrobacterium rhizogenes)
Description : Father of genetic engineering
Last Answer : Ans. Paul Berg
Description : The molecule which helps in decoding genetic information carried by DNA
Last Answer : Ans. RNA
Description : The molecule which encodes genetic information
Last Answer : Ans. DNA
Description : An exact genetic replica of a specific gene or an entire organism.
Last Answer : Ans. Clone
Description : Natural genetic engineer
Last Answer : Ans. Agrobacterium (III) Seed Science
Description : Genetic chromosome number is
Last Answer : Ans. n
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
Description : The major genetic constituent of chromosome
Description : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is
Last Answer : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is A. Single ... C. Double stranded RNA D. Double stranded DNA
Description : The intentional alteration or transfer of genetic material is called -Biology
Last Answer : answer:
Description : Types of non genetic RNA -Biology
Description : Unit of genetic information: (A) DNA (B) RNA (C) Cistron (D) None of these
Description : Genetic information in human beings is stored in (A) RNA (B) DNA (C) Both (A) and (B) (D) mRNA
Last Answer : Answer : B
Description : Genetic information in human beings is stored in (A) DNA (B) RNA (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : Genetic information flows from (A) DNA to DNA (B) DNA to RNA (C) RNA to cellular proteins (D) DNA to cellular proteins
Description : The process of copying genetic information from one strand of DNA in to RNA is termed as (a) translation (b) transcription (c) replication (d) mutation
Last Answer : Ans:(b)