Sirna - Study guides, Class notes & Summaries

MMSC 490 Final Exam Practice Questions and Answers Which of the following regulates genes by binding directly to transcription proteins? a. Growth hormone b. insulin c. steroid hormones d. epinephrine - Answer ️️ -c. steroid hormones Monomeric G proteins, such as Ras and several elongation factors, are usually in the active state when a molecule of ____ is bound to them. a. GDP b. GTP c. ADP d. ATP - Answer ️️ -b. GTP The first amino acid of eukaryotic polypeptides is a. the...

MMSC 490- Compilation of Exam 3 Quizzes-Solved Aminoacyl tRNA synthetases are enzymes that connect amino acids while they are held in place on ribosomes by transfer RNAs. synthesize transfer RNAs. attach amino acids to specific transfer RNAs. attach the terminal CCA sequence to transfer RNAs. - Answer ️️ -attach amino acids to specific transfer RNAs. E. coli contains about .................... different tRNAs that code for .................... different amino acids. 62; 20 40; 20 ...

What does every gene require for activation of transcript by RNA poly II? - answer-Non specific proteins (PIC) and elements (TATA) Right time and place? - answer-specific proteins and elements RNA poly II has - answer-a lot of binding sites for splicing to occur and synthesize RNA HDAC inhibitors increase or decrease fetal HgB expression - answer-increases but does not directly interact w polymer Which of the following could inhibit transcription? - answer-DNA binding proteins that l...

Genetics Practice Exam 55 Questions with Verified Answers Which process is represented by the arrow labeled W? A. replication B. translation C. transcription D. RNA splicing - CORRECT ANSWER C Which of the labeled structures contains RNA with a catalytic function? A. 1 B. 2 C. 4 D. 5 E. 2, 3 and 4 - CORRECT ANSWER C Which of the labeled is made of chromatin? A. 1 B. 1 and 4 C. 4 D. 5 - CORRECT ANSWER A Which of the following molecules, NOT represented on this diagram, a...

nucleotides monomeric unit for nucleic acids and are composed of nitrogenous base, 5-carbon sugar and a phosphate nucleic acids are biopolymers of nucleotide monomers DNA -more stable - carrier of genetic information - double stranded RNA - less stable - intermediate in expression of genetic information - can form secondary structure (as in tRNA) by hydrogen bonding with itself - not all forms of RNA are intermediates in expression of genetic information - single strande...

ACS BIOCHEMISTRY EXAM QUESTIONS AND ANSWERS 2024 what are nucleotides? nucleotides are the monomer unit for nucleic acids and are composed of nitrogenous bases, 5 carbon sugars and a phosphate group. nucleic acids are bipolymers of _____ nucleotide monomers what is DNA and what is its stability? DNA is more stable than RNA and carries genetic information, and is double stranded. what is RNA and what is its stability? RNA is less stable and is an intermediate in expression of genetic in...

QBM Practice Exam 4 ( Questions And Answers) Verified 100% Correct!! Which of the following expression systems is fastest, but would not glycosylate a protein? Bacteria Transfection can be performed using the capabilities of retroviruses. __________ is a form of post-transcriptional gene regulation in which non-translated double-stranded RNA (dsRNA) molecules called small interfering RNA (siRNA) mediate sequence specific degradation of target messenger RNA (mRNA). RNA interference ...

CMMB 461 Final Exam Actual Questions and Answers with complete solution what is the gene silencing process? - answergene silencing is sequence specific and mediated by double stranded RNA molecules (like siRNAs and shRNA/microRNA) at what level is gene silencing? - answerthe post-transcriptional level (mRNA degradation and translation repression) where was gene silencing first initially observed? - answerinitially observed in petunias where over-expression of a pigmentation gene resulted ...

nucleotides correct answers monomeric unit for nucleic acids and are composed of nitrogenous base, 5-carbon sugar and a phosphate nucleic acids are biopolymers of correct answers nucleotide monomers DNA correct answers -more stable - carrier of genetic information - double stranded RNA correct answers - less stable - intermediate in expression of genetic information - can form secondary structure (as in tRNA) by hydrogen bonding with itself - not all forms of RNA are intermediates ...

ACS BIOCHEMISTRY EXAM QUESTIONS AND ANSWERS 2024 what are nucleotides? nucleotides are the monomer unit for nucleic acids and are composed of nitrogenous bases, 5 carbon sugars and a phosphate group. nucleic acids are bipolymers of _____ nucleotide monomers what is DNA and what is its stability? DNA is more stable than RNA and carries genetic information, and is double stranded. what is RNA and what is its stability? RNA is less stable and is an intermediate in expression of genetic in...