Desorption - Study guides, Study notes & Summaries

CIH Exam Questions with correct Answers 2023 Mist/Fog particle size 5-100 um Smoke particle size less than 1 um Fume particle size less than 1 um (tend to agglomerate into clusters) Breathing Zone NEW - hemisphere forward of sholders with a radius of 6-9" OLD - 2' diameter sphere centered on head Systematic Error Correctable error - malfunction of sampler, instrument, or operator - affects accurancy (not precision) Random Error Unknown/uncontrollable ...

100 Biochemistry Exam 1 Questions with correct answers. Graded A Document Content and Description Below 100 Biochemistry Exam 1 Questions with correct answers Which of the following is found in RNA but not DNA A) Uracil B) Guanine C) Deoxyribose D) Phosphate E) Adenine >>>>Uracil Which of the fo llowing amino acids exhibits significant ultraviolet absorption above 250 nm? A) Alanine B) Tyrosine C) Methonine D) Glycine E) All of the above >>>>Tyrosine Collagen fibers hav...

MB (ASCP) 2020(updated) correctly answeredConsider the table below where a child and a possible father (PF) share the listed paternity indices for each locus listed (LOC-A1, LOC-B2, LOC-C3, LOC-D4). Locus Tested PF Child Paternity Index LOC-A1 3 2/3 2.18 LOC-B2 7/5 5 0.798 LOC-C3 15/17 9/17 5.21 LOC-D4 12 12 1.37 Based on the data presented in the table, what is the combined paternity index, CPI, from the loci tested: LOC-A1, LOC-B2, LOC-C3 and LOC-D4? 12.42 9.558 15.56 2.38 12.42...

CMMB 461 FINALBasic components of mass spec - correct answer 1. Ion source 2. mass analyzer 3. detector Two main types of ionization - correct answer 1. Electrospray ionization 2. MALDI Electrospray Ionization (ES) - correct answer Peptide solution is passed through a narrow metal needle with a high electrical potential resulting in highly charged droplets of protonated peptide ions. Matrix-assisted laser desorption ionization (MALDI) - correct answer Sample is co-crystallized wi...

Buffer Order and Henderson Hasselbach - Water, Buffer, Salt, Base pH = pKa + log(A/HA) pKa decrease as temp increase so pH decrease Ramachandran plots - Φ = N-R ψ = C-R optimal angle to prevent steric hinderance Protein structure of a helix, B sheet, reverse turn - a: LEMARKHQ B: VICYFTW RT: PSDNG how many amino acids in alpha turn helix - 3.6 Super secondary structure - helix turn helix parallel vs. antiparallel - parallel wedges face same way antiparallel face opposit...

Most common STD - Answer Chlamydia (1.7 mil cases) Skin normal biota is coagulase-negative staph, cornybacterium, and microbacterium smegmatis - Answer males (all ages) Skin normal biota staph and corynbacterium - Answer females (prepuberty and post-menopause) Normal biota of the skin for reproductive-age females in some cases- they carry it asymptomatically - Answer GBS Normal biota of the skin for ___________ includes Enterobacteriaceae and anerobes, strep and staph, and LACTOB...

Chem 162 Final Exam Questions and Answers Latest Updated 2024/2025 (Graded A+) Chemistry definition correct answers Study of structure, properties, transformations of matter Matter correct answers Anything that has mass + takes up space Phases: solid, liquid, gas Condensed phases = solids + liquids Intermolecular Forces (IMF) correct answers = Interactions between molecules/atoms/ions Solution correct answers = Homogenous mixtures of 2+ pure substances In a solution, the solute is disperse...

Albert's Chapter 8 Exam 115 Questions with Verified Answers WITTF: machine that sorts fluorescently labeled cells and nonlabeled cells into separate containers using a strong electric field - CORRECT ANSWER fluorescence-activated cell sorter How are antibodies used to fluorescently label cells? - CORRECT ANSWER fluorescent molecule attached to antibody, which binds to a very specific cell type How does a fluorescent-activated cell sorter work? - CORRECT ANSWER individual cells travel s...

(MB) ASCP Study Exam Questions Answered 100% correct What is metagenome? Sampling the genome sequence of a community of organisms. Polymorphism involved for Irinotecan? UGT1A1 NGS related to deletions and insertions, coverage, depth? -Paired-end reads for detection of indels -Coverage is how much of your target has been read -Depth is how many times a unique position has been covered Polymerase for lagging strand? Euk - DNA Pol Alpha Pro - DNA Pol I Polymerase...

What is the worst type of vehicle? - ANSWER Box trailer/truck that has a dangerous placard. Placard is red, white, red Has a mixed load (more than one hazard) Scope - ANSWER cleanup operations required at Federal, state, local, or other hazardous substances waste sites Corrective actions at Resource Conservation and Recovery Act (RCRA) sites Voluntary clean-up at waste sites recognized by Federal, state, local or other govt bodies Treatment storage and disposal facilities under RCRA Ho...