Gene methylation Study guides, Class notes & Summaries

NR546 Midterm Exam Are the PMHNP and other staff liable if the client has an allergic reaction or adverse side effects to the drugs used for chemical restraint? - Answer-No. The client has been court-ordered to take the prescribed medications and the standing order for chemical restraints is approved. The PMHNP and other staff are not liable if the patient has an allergic reaction or adverse side effects. How does reviewing the genetic makeup of a client help guide the PMHNP in selec...

NR 546 Midterm Exam 2023/2024 Questions AND Answers Update A+ What should the PMHNP consider when prescribing chemical restraints? - Answer-- allergy status -prior med hx for adverse drug reactions r/t the meds ordered in the chemical restraint -state regulations regarding chemical restrains must be reviewed Are the PMHNP and other staff liable if the client has an allergic reaction or adverse side effects to the drugs used for chemical restraint? - Answer-No. The client has been court-...

What modification neutralizes the charges on histones and looses up the interactions between histones and DNA? - Answer- ACETYLATION Two types of post-transcriptional modifications that take place in the mRNA of eukaryotes - Answer- the addition of a CAP at the 5' end of the transcript and the addition of a POLY A sequence at the 3' end of the message Nucleic acid blotting is widely used in recombinant DNA technology. In a Southern blot one generally - Answer- Hybridizes filter-bound DNA...

WGU Biochemistry OA (Latest 2022/2023) Verified Answers Bohr Effect chart (low pH) C- High CO2 H- High H+ A- Acidic R-Release of O2(rt. Shift) T- tense state (in tissues) Primary structure Sequence of amino acids that make up a protein Secondary Structure Sequence of amino acids fold. Tertiary Structure -more folding in a 3D shape. -R groups (side chains) Quaternary Structure Protein has more than 1 polypeptide chain. Chemical reaction -absorb and release en...

The tryptophan operon is a repressible operon that is: - ANSWER-Turned off whenever tryptophan is added to the growth medium. The lactose operon is likely to be transcribed when: - ANSWER-The cyclic AMP and lactose levels are both high within the cell. For a repressible operon to be transcribed, which of the following must occur? - ANSWER-RNA polymerase must bind to the promoter, and the repressor must be inactive. Which of the following, when taken up by the cell, binds to the represso...

NR 507 MIDTERM EXAM ALL EXAMS COMBINED AND STUDY GUIDE LATEST 5 NEW VERSIONS VERIFIED QUESTIONS AND ANSWERS NRI507IAdvancedIPathophysiologyIMidtermIExam ScoreIforIthisIquiz:I118IoutIofI120 I Question 1 2 / 2 pts TheIlungIisIinnervatedIbyItheIparasympatheticInervousIsystemIviaIwhichInerve? Vagus Phrenic Brachial Pectoral FibersIofItheIparasympatheticIdivisionIofItheIautonomicInervousIsystemI(ANS)Itravel onlyI IinItheIvagusInerveItoItheIlung. Question 2 2 / 2 pts WhatIisItheIa...

When explaining genetic coding to a group of students, the instructor discusses gene activation and deactivation. It was stressed that inactivation of a gene requires which of the following processes? Correct Answer-Methylation of histone amino acid When an infant is born with gene mutations in his cells, the nurse explains to the parents that accidental errors may be a result of: Select all that apply. Correct Answer-Loss of one or more base pairs Substitution of one base pair for another ...

Give two examples of how eukaryotic organisms derive benefits from regulating gene expression - 1) Rabbits change from brown to white due to a response to environmental changes 2) larval to adult is totally different b/c of different proteins during life changes gene expression control is used in multicellular organisms to. . . - define tissues and cells w/ specific functions w/in organism What is the order of regulation of gene expression - transcription, RNA processing, translation, post...

ASCP MB: Extra-Practice Questions & Answers 2024 The Klenow fragment of E. coli DNA polymerase I is used: - ANSWER-to label DNA probes by random primer labeling. What is a solution hybridization method for the detection of nucleic acid:protein interactions? - ANSWER-gel mobility shift assay _____ involves mixing a labeled oligonucleotide with a protein extract to see if a specific interaction occurs, visible with an apparent increase in molecular size on a gel due to the protein:nucle...

1. which of the following statements about chickens is false? a- all chickens perceive danger equally b-genetics pre-determines how a chicken responds to danger c-a stress resilient chicken is able to recover from danger and remain healthy d-all of the above ANS: a 2. which of the following could contribute to variation in the stress response of lambs at weaning? a-methylation of the glucocorticoid receptor gene b-polymorphisms in the melancortin 2 receptor gene c-polymorphisms in the nic...