In the RNAi response: Group of answer choices Dicer produces siRNA from the trigger molecule. These become part of a RISC complex. The RISC complex contains Argonaute and siRNA. It is this complex that cuts up the mRNA. Dicer production triggers from the siRNA molecule. These become part of a RISC complex. The RISC complex contains RdRP and a siRNA. It is this complex that cuts up the mRNA. RISC produces siRNA from the trigger molecule

In the RNAi response: Group of answer choices Dicer produces siRNA from the trigger molecule. These become part of a RISC complex. The RISC complex contains Argonaute and siRNA. It is this complex that cuts up the mRNA. Dicer production triggers from the siRNA molecule. These become part of a RISC complex. The RISC complex contains RdRP and a siRNA. It is this complex that cuts up the mRNA. RISC produces siRNA from the trigger molecule

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Description: In the RNAi response: Group of answer choices Dicer produces siRNA from the trigger molecule. These become part of a RISC complex. The RISC complex contains Argonaute and siRNA. It is this complex that cuts up the mRNA. Dicer production triggers from

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter10: Control Of Gene Expression

Section: Chapter Questions

Problem 2SA: Binding of _______ to _______ in DNA can increase the rate of transcription of specific genes. a....

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Of the following choices, which would you suspect is most efficient at changing gene expression through RNAi? SS RNA that is complementary to the gene you wish to silence DS RNA that includes the gene sequence you wish to silence SS RNA that is identical in sequence to the mRNA you wish to silence DS DNA that includes the gene you wish to silence SS DNA that is complementary to the gene you wish to silence
Which of the following is the action of SnRNA (snurps)? a. Knocks out a portion of the gene b. Splices the introns out of m-RNA c. Splices out the exons out of m-RNA d. Important in growth and development
siRNAs and miRNAs are produced by: Group of answer choices The cutting and processing of double-stranded RNA by Slicer enzymes The cleavage if functional mRNA within cytoplasm The cleavage of RISCs by endonucleases The cleavage of pre-mRNA in the nucleus The cutting and processing of double-stranded RNA by Dicer enzymes
In RNA silencing, siRNAs and miRNAs usually bind to which part of the mRNA molecules that they control? a. 5′ UTR b. Coding region c. 3′ poly(A) tail d. 3′ UTR
miRNA molecules act as specificity factors, which direct effector proteins to target ______ molecules via base-pairing. A. RNA B. Carbohydrate C. Lipid D. DNA E. Protein
For each of these things, say whether it describes the coding sequence or the regulatory sequence. The ______________ sequence determines the order of a protein’s amino acids. The ______________ sequence attaches to transcription factors. The ______________ sequence is where RNA polymerase attaches to start transcription. The ______________ sequence includes the start and stop codons. The ______________ sequence allows the gene to be activated in some cells but not others.
What is the guide RNA for? It is an RNA sequence that binds to a DNA 5'-NGG sequence where N can be any nucleotide (A, T, C, or G). It is the RNA code upon which the DNA to be inserted is built It connects the DNA sequence to the Cas9 protein It binds to the target DNA sequence, defining where Cas9 should cut the DNA It is inserted into the target DNA sequence, causing the desired gene edit
Which of the following are steps of transcription? Select all that apply. a.RNA polymerase assembles a strand of mRNA complementary to the noncoding strand of DNA. b.RNA polymerase binds to a gene’s promoter. c.RNA polymerase assembles a strand of mRNA complementary to the coding strand of DNA. d.RNA polymerase moves over the gene and unzips the double helix to form a “transcription bubble.”
The sigma subunit of bacterial RNA polymerase _____. a. binds to a bacterial gene’s promoter b. is composed of both polypeptide and RNA molecules c. is required for termination of transcription d. is required for RNA polymerization e. is required for ribosomal binding
Enhancers and silencers increase or decrease transcription levels from the distance bind to the RNA polymerase are essential for chain elongation are essential for termination
microRNAs degrade ______________ and is an example of __________ regulation. Select one: a. DNA, post-transcriptional b. RNA, post-transcriptional c. protein, post-transcriptional d. RNA, post-translational e. protein, post-translational
What type of RNA corresponds to the statement? Choices: mRNA, tRNA, Prokaryotic, rRNA, Eukaryotic, rRNA, hnRNA, snRNA carrier of codon product of post transcription process carrier of the amino acids initial product of transcription four types of rRNA carrier of anticodon rRNA combined with 33 proteins conversion of hnRNA capped to avoid deterioration target of antibiotic drugs