Description : Anticodon sequence are seen in (A) tRNA and transcribed DNA strand (B) tRNA and complementary DNA strand (C) mRNA (D) mRNA and complementary DNA strand
Last Answer : Answer : A
Description : Codons are present in (A) Template strand of DNA (B) mRNA (C) tRNA (D) rRNA
Last Answer : Answer : B
Description : mRNA is complementary copy of (A) 5′-3′ strand of DNA+ (B) 3′-5′ strand of DNA (C) Antisense strand of DNA (D) tRNA
Description : The newly entering amino acyl tRNA into A site requires (A) EF-II (B) Ribosomal RNA (C) mRNA (D) EF-I
Last Answer : Answer : D
Description : Thymine is present in (A) tRNA (B) Ribosomal RNA (C) Mammalian mRNA(D) Prokaryotic mRNA
Description : Anticodons are present on (A) Coding strand of DNA (B) mRNA (C) tRNA (D) rRNA
Last Answer : Answer : C
Description : The genetic code operates via (A) The protein moiety of DNA (B) The base sequences of DNA (C) The nucleotide sequence of mRNA (D) The base sequence of tRNA
Description : The enzyme adds complementary bases to the DNA template strand during replication. a. Ligase b. Helicase c. DNA polymerase III d. RNA polymerase
Last Answer : d. RNA polymerase
Description : Termination of the synthesis of the RNA molecule is signaled by a sequence in the template strand of the DNA molecule, a signal that is recognized by a termination protein, the (A) Rho (ρ) factor (B) σ factor (C) δ factor (D) ε factor
Description : DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand
Last Answer : (a) template strand
Description : DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the (a) template strand (b) coding strand (c) alpha strand (d) antistrand.
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
Description : What does the positive strand in double stranded RNA viruses stands for? A- rRNA B- tRNA C- .mRNA D- None of these
Last Answer : .mRNA
Description : During transcription, if the nucleotide sequence of the DNA strand that is being coded is ATACG then the nucleotide sequence in the mRNA would be (a) TATGC (b) TCTGG (c) UAUGC (d) UATGC.
Last Answer : (c) UAUGC
Description : eIF-1A and eIF-3 are required (A) For binding of amino acyl tRNA to 40 S ribosomal subunit (B) For binding of mRNA to 40 S ribosomal subunit (C) For binding of 60 S subunit to 40 S subunit (D) To prevent binding of 60 S subunit to 40 S subunit
Description : Eukaryotic initiation factors 4A, 4B and 4F bind to (A) 40 S ribosomal subunit (B) 60 S ribosomal subunit (C) mRNA (D) Amino acyl tRNA
Description : Tetracylin prevents synthesis of polypeptide by (A) Blocking mRNA formation from DNA (B) Releasing peptides from mRNA-tRNA complex (C) Competing with mRNA for ribosomal binding sites (D) Preventing binding of aminoacyl tRNA
Description : Initiation of protein synthesis begins with binding of (A) 40S ribosomal unit on mRNA (B) 60S ribosomal unit (C) Charging of tRNA with specific amino acid (D) Attachment of aminoacyl tRNA on mRNA
Description : AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA? (a) AGGUAUCGCAU (b) UGGTUTCGCAT (c) ACCUAUGCGAU (d) UCCAUAGCGUA
Last Answer : (c) ACCUAUGCGAU
Description : What will be the sequence of mRNA produced by the following stretch of DNA? 3′ATGCATGCATGCATG5′TEMPLATE STRAND 5′ TACGTACGTACGTAC3′ CODING STRAND (a) 3′AUGCAUGCAUGCAUG5′ (b) 5′UACGUACGUACGUAC 3′ (c) 3′ UACGUACGUACGUAC 5′ (d) 5′ AUGCAUGCAUGCAUG 3
Last Answer : d) 5′ AUGCAUGCAUGCAUG 3′
Description : AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA ? (1) AGGUAUCGCAU (2) UGGTUTCGCAT (3) ACCUAUGCGAU (4) UCCAUAGCGUA
Last Answer : (1) AGGUAUCGCAU
Description : If one strand of DNA has the nitrogenous base sequence as ATCTG, what would be the complementary RNA strand sequence? (a) TTAGU (b) UAGAC (c) AACTG (d) ATCGU
Last Answer : (a) TTAGU
Last Answer : b) UAGAC
Description : If one strand of DNA has the nitrogenous base sequence as ATCTC, what would be the complementary RNA strand sequence ? (1) ATCGU (2) TTAGU (3) UAGAC (4) AACTG
Last Answer : (3) UAGAC
Description : AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed m RNA.
Last Answer : AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the ... AGGUAUCGCAU B. UGGTUTCGCAT C. ACCUAUGCGAU D. UCCAUAGCGUA
Description : Codons are present on (A) Non-coding strand of DNA (B) hnRNA (C) tRNA (D) None of these
Description : All the following statements about tRNA are correct except (A) A given tRNA can be charged with only one particular amino acid (B) The amino acid is recognized by the anticodon of tRNA (C) The amino acid is attached to end of tRNA (D) The anticodon of tRNA finds the complementary codon on mRNA
Description : What is the name given to the process in which a strand of DNA is used as a template for the manufacture of a strand of pre mRNA?
Last Answer : transcription
Description : Difference between Template strand and Coding strand. -Biology
Last Answer : answer:
Description : The mechanism of antibacterial action of tetracycline involves (a) Binding to a component of the 50S ribosomal subunit (b) Inhibition of translocase activity (c) Blockade of binding of ... (d) Selective inhibition of ribosomal peptidyl transferases (e) Inhibition of DNA-dependent RNA polymerase
Last Answer : Ans: C
Description : Which of the following act as the blueprint or template for the process of protein synthesis that takes place on ribosomes? A.rRNA B.DNA C.tRNA D.mRNA
Last Answer : mRNA
Description : Among the different types of RNA, which one has the highest M.W.? (A) mRNA (B) rRNA (C) yeast RNA (D) tRNA
Description : Heterogeneous nuclear RNA is the precursor of (A) mRNA (B) rRNA (C) tRNA (D) None of these
Description : Mammalian RNA polymerase III synthesises (A) rRNA (B) mRNA (C) tRNA (D) hnRNA
Description : Mammalian RNA polymerase I synthesises (A) mRNA (B) rRNA (C) tRNA (D) hnRNA
Description : The smallest RNA among the following is (A) rRNA (B) hnRNA (C) mRNA (D) tRNA
Description : In RNA moleule ‘Caps’ (A) Allow tRNA to be processed (B) Are unique to eukaryotic mRNA (C) Occur at the 3’ end of tRNA (D) Allow correct translation of prokaryotic mRNA
Description : In the following partial sequence of mRNA, a mutation of the template DNA results in a change in codon 91 to UAA. The type of mutation is 88 89 90 91 92 93 94 GUC GAC CAG UAG GGC UAA CCG (A) Missene (B) Silent (C) Nonsense (D) Frame shit
Description : Select the correct option. Direction of Direction of reading of RNA synthesis the template DNA strand (a) 5′ – 3′ 3′ – 5′ (b) 3′ – 5′ 5′ – 3′ (c) 5′ – 3′ 5′ – 3′ (d) 3′ – 5′ 3′ – 5′
Last Answer : (d) 3′ – 5′ 3′ – 5′
Last Answer : (a) 5′ – 3′ 3′ – 5′
Description : Following statements describe the characteristics of the enzyme restriction endonuclease. Identify the incorrect statement. (a) The enzyme recognises a specific palindromic nucleotide sequence in the DNA. (b) ... (d) The enzyme cuts the sugar-phosphate backbone at specific sites on each strand.
Last Answer : (c) The enzyme binds DNA at specific sites and cuts only one of the two strands.
Description : What is the sequence of the template strand if a nontenplate strand has the sequence 5'ATGGGCGC3'?
Last Answer : Need answer
Description : An important step in protein synthesis is transcription. Which of the following statement(s) is/are true concerning this process? a. The first step in gene transcription involves separating the double helix ... nucleus to the cytoplasm d. Only one protein can be produced from an initial mRNA strand
Last Answer : Answer: c Transcription of a gene begins at an initiation site associated with a specific DNA sequence, termed a promoter region. After binding to DNA, the RNA polymerase opens up a short ... different proteins from the same gene. mRNA is exported from the nucleus only after processing is complete
Description : If the base sequence on a separated DNA strand is CGTAGG what will the base sequence on its complementary strand be?
Last Answer : What is the answer ?
Description : RNA interference involves (a) synthesis of cDNA and RNA using reverse transcriptase (b) silencing of specific mRNA due to complementary RNA (c) interference of RNA in synthesis of DNA (d) synthesis of mRNA from DNA
Last Answer : (b) silencing of specific mRNA due to complementary RNA
Description : The RNA that pick up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called (a) rRNA (b) RNA (c) mRNA (d) tRNA.
Last Answer : a) rRNA
Description : Which form of RNA has a structure resembling clover leaf? (a) rRNA (b) hnRNA (c) mRNA (d) tRNA
Last Answer : (c) mRNA
Description : Removal of RNA polymerase III from nucleoplasm will affect the synthesis of (a) tRNA (b) hnRNA (c) mRNA (d) rRNA.
Description : The RNA that pick up specific amino acid from amino acid pool in the cytoplasm to ribosome during protein synthesis is called (a) rRNA (b) RNA (c) mRNA (d) tRNA
Last Answer : tRNA