RNAi:   a) is a cellular defense system against viral replication   b) involves dicer recognition of single stranded RNAs   c) relies on a dicer/RNA complex to 'find' matching RNA   d) functions post-translationally to decrease gene expression   e) A, B and C

Q: Which of the following is NOT true regarding the genetic code and translation? a) An mRNA is…

A: Deoxyribonucleic acid or DNA is a type of nucleic acid that is present in the nucleus of the cell.…

Q: The RNA complement of a protein coding gene is what? A) mRNA B) rRNA C) snRNA D) tRNA

A: Explanation: The mRNA specifies, in triplet code, the amino acid sequence of proteins

Q: The function of RNA polymerase is to A) catalyze the formation of phosphodiester bonds between…

A: Gene expression is the process thorough which the DNA directs to form proteins. It involves two…

Q: ge Ho onis pa re "hanging down

A: The transcription factor of the RNA polymerase two has the following functions: TFIID:…

Q: Reverse transcriptase does not catalyzea) RNA-dependent DNA synthesisb) RNA degradationc)…

A: Transcriptase is the enzyme which helps in transcription. Transcription is the process to synthesise…

Q: HIV infection can be interrupted before integration into a chromosome by a) a termination tRNA is…

A: The human immunodeficiency virus (HIV) is a virus that is the causative agent of Acquired…

Q: Where does RNA polymerase bind DNA?a) Promoterb) Operatorc) Enhancerd) None

A: The DNA is the genetic material that is passed from one generation to the next generation. It is…

Q: Which of the following is true about RNA synthesis?a) Synthesis of RNA is always in the 5’ to 3’…

A: Transcription process leads to the synthesis of RNA. RNA is formed in the presence of RNA…

Q: Chloramphenicol blocks the peptidyl transferase reaction on ribosomes. The specific effect of this…

A: Transcription:  It is the process of formation of RNA transcript from DNA template by the enzyme DNA…

Q: The main function of t-RNA isa) Proof readingb) Inhibits protein synthesisc) Identifies amino acids…

A: Transfer RNA, also known as soluble RNA is an adapter molecule that is composed of 76 to 90…

Q: RNA polymerase reads a template strand in the [blank] direction, and it synthesizes an RNA in the…

A: In most of the prokaryotes,single RNA polymerase causes transcription of all types of RNA. RNA…

Q: 1. Which of the following has only one equivalent codon? A) Ala B) Arg C) Val D) Trp E) Gly

A: Since you have asked multiple question, we will solve the first question for you. If you  want any…

Q: Double-stranded RNA viruses, use the following polymerase for genome synthesis:   A)  viral…

A: Double-stranded RNA (dsRNA) viruses utilize viral RNA-dependent RNA polymerase (RdRP) for genome…

Q: Which of the following functions is NOT typically attributed to small nuclear RNA (SNRNA)? A)…

A: Ribonucleic acid is a complex of the high molecular weight molecule that participates in cellular…

Q: 14) Why are telomeres so important in eukaryotic organisms: A) Without telomeres, important DNA…

A: Telomeres are the section of a chromosome that is found at the end and does not contain any genetic…

Q: What type of damage does UV light do to DNA?

A: 1) What UV light or Radiation must be doing to cells or DNA?

Q: ranscription in eukaryotes; Oa) Occurs simultaneously with translation b) Does not require the RNA…

A: Transcription is the process of copying a segment of DNA into RNA.

Q: 1. True or False a) DNA bases, when coiled to histones, become inaccessible to RNA polymerase. b)…

A: Transcription is the process by which the information of DNA are copied into mRNA and this process…

Q: RNA-dependent RNA polymerase performs which of the following functions? O 1) Uncoats the viral…

A: Various different kinds of enzymes are involved in the replication, transcription, and translation…

Q: Which of the following is LEAST likely to be transcribed into RNA? a) introns O b) promoters &…

A: Transcription is the process of conversion of DNA molecule into messenger RNA.

Q: Synthesis of new bacteriophages in a bacterial host involves the use of   a.) Host cell encoded…

A: Phages that only infect bacteria are known as bacteriophages. Phage are available in a wide range of…

Q: RNAs that down regulate transcription from repetitive regions of the genome. Group of answer choices

A: b) rasi RNAs

Q: After tmRNA releases an mRNA and aberrant polypeptide from a stuck ribosome, the resulting…

A: Introduction : The translation is the process by which the protein molecules are synthesized from…

Q: 1.  Two closely related species may have a very similar genome size but very different number of…

A:

Q: The leading strand is b a) True b) False 4 Listen 00 5' 3' a) True b) False 5' 3' f (in red)…

A: Replication is the process of formation of copy of DNA. Transcription is the process of formation of…

Q: The stringent response involves all EXCEPT A) O reduce expression of rRNA genes B) O reduce…

A: Answer is A.) reduce expression of rRNA genes.

Q: Write:           A – if the item is associated with Transcription           B – if the item is…

A: Introduction  Gene expression is the process through which a gene's information is used to create a…

Q: introns: A)are parts of the new strand replaced with DNA nucleotides during replication B)Are joined…

A: Genes coding for proteins are present in cellular DNA. Gene expression for synthesis of proteins…

Q: Eukaryotic mRNA is modified by: A) Addition of a 5'-cap B) Addition of a poly-A tail C) Removal of…

A: Introduction  A ribosome reads messenger ribonucleic acid, a single-stranded RNA molecule that…

Q: Cro protein expression and activity may be activated in a prophage by a)lysogenic dominance b)rapid…

A: Role of Cro protein:                     The host SOS response triggers the prophage induction by…

Q: The Drug AZT is used to treat AIDS, This drug is a _____ Inhibitor/Activator  of _____ a)…

A: HIV stands for human immunodeficiency virus. HIV destroys a type of white blood cells that help the…

Q: 1. Which of the following enzymes can polymerize deoxyribonucleotides into DNA? A) Primase B) DNA…

A: There are different biomolecules present, and they include nucleic acids, proteins, lipids,…

Q: 1) Formation of the ribosomal initiation complex for bacterial protein synthesis does not require:…

A: The ribosomal initiation complex is a complex of ribosomes, mRNA, initiator tRNA, and initiation…