Alternative splicing Study guides, Study notes & Summaries

RNA polymerase - ANSWER pries the two strands of DNA apart and joins the RNA nucleotides as they base-pair along the DNA templates promoter - ANSWER DNA sequence where RNA polymerase attaches and initiates transcription Synthesis of RNA transcript - ANSWER initiation; elongation; termination synthesis of RNA transcript initiation - ANSWER after RNA polymerase binds to the promoter, the DNA strands unwind, and the polymerase initiates RNA synthesis at the start point of the template stra...

BS 161 FINAL EXAM, BS 161 FINAL EXAM, BS161 PCQ & RIQ Tested Questions With Revised Correct Answers <Updated < Already Passed > Which argument best defends a characteristic of the solute seen on the right? - Answer -The solute is hydrophobic because there are is no observable evidence of electrostatic interactions between the partially charged atoms of the water molecule and the solute What best describes a lipid? - Answer -a molecule that does not dissolve well in water The fl...

Certified Ethical Hacker Part 1 Questions and Answers Already Passed What threat type is a spouse, friend, or even client of an employee who uses the employee's credentials to gain access? Insider affiliate Which port numbers are used for SNMP? 161 and 162 Which port number is used for SSH? 22 What is the darknet? Network, software or service available outside of normal internet traffic and search engines Which type of password attack attempts every combination of characters? Brute force ...

main features of the genetic code - Answer-61 codons for 20 amino acids three codons do not code for any amino acids each codon codes for only one amino acid (unambiguous and specific) some amino acids are coded for by more than one codon (degenerate) use a codon table - Answer-practice steps of transcription - Answer-initiation elongation termination initiation - Answer-rna polymerase binds to the promoter eukaryotes require - Answer-transcription factor proteins elongation - Answer-R...

Transcription - Answer helix unzips by DNA polymerase Strands separate, acts as template Free RNA nucleotides attach to completmentary base Phosphate bonds form Pre-MRNA detaches Splicing=removes introns-non coding Translation - Answer Ribosome attaches to start condon TRNA with complementary anticodon pairs with mRNA tRNA releases amino acid forming a peptide bond then tRNA is released back to cytoplasm Peptide chain formed, release into the cell DNA, Chromosomes and Genes - ...

What is the first mRNA processing step? - ANSWER 5' capping Different mRNAs are made from the same initial pre-mRNA by ________. - ANSWER alternative splicing RNA transcription begins at a ________. - ANSWER promoter ________ protect(s) the pre-mRNA molecule. - ANSWER the 3' poly-a tail The process of pre-mRNA splicing removes ________. - ANSWER introns Spliced ________ differ in their exons. - ANSWER mRNAs Identify the three phases of transcription. - ANSWER initiation, elongation, te...

Genetics Second Exam Practice Test 150 Questions with Verified Answers Which organism has polycistronic mRNA? (eukaryotic or prokaryotic) - CORRECT ANSWER Prokaryotic Do prokaryotes undergo splicing/processing? - CORRECT ANSWER No Where are attenuater sequences found? (what type of organism and what class of operons?) - CORRECT ANSWER In prokaryotic amino acid operons Do prokaryotic mRNA ALWAYs encode trans-acting factors? - CORRECT ANSWER No Which of the following statements is t...

addition rule - possible outcomes can't occur simultaneously; either, or allele - different form of a gene alternative splicing - transcript can be spliced in different ways to get different proteins bicoid mutation - larvae missing segments of anterior end chromatin - a complex of DNA, RNA, and proteins that give chromosomes structure chromatin remodeling - nucleosomes repositioned to expose different stretches of DNA clone - individual who carries exact copy of nuclear genome of another...

BI 213 midterm 2 practice exam 79 Questions with Verified Answers What is the purpose of the TATA box found in eukaryotic promoters? A) It serves as a termination signal for RNA polymerase B) It sets the translation reading frame of the mRNA C) RNA polymerase II binds directly to the TATA box to initiate transcription D) It binds the first Met-tRNA for translation of the mRNA E) It is the binding site for general transcription factors that recruit RNA polymerase - CORRECT ANSWER E ...

WGU C785 FINAL EXAM Questions With Correct Answers Latest 2024 GRADED (Biochemistry Units 2-7) What is the basic structure of an amino acid? What do they look like? - Answer amino group (NH2 or NH3), carboxyl group (COO or COOH), alpha carbon (C), and variable group How do you identify the 3 different types of side chains: non-polar/hydrophobic, polar, and charged? - Answer Non-polar/hydrophobic - end with CH or "can't have" water. Polar - end with OH, SH, or NH. Charged - end with a cha...