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USMLE Step 1 Biostatistics/Epidemiology Study Guide Solutions Sensitivity - ANSWER-TP / (TP + FN) Specificity - ANSWER-TN / (TN + TP) Positive Predictive Value - ANSWER-TP / (TP + FP) Negative Predictive Value - ANSWER-TN / (FN + TN) Incidence Rate - ANSWER-# of new cases in a certain time period / population that is at risk during that time period This looks at new incidences occurring during a time period Prevalence - ANSWER-# of existing cases / population at risk Looks at ALL curre...

US Sailing - Learn Sailing Right Intermediate Sailing Exam Questions Complete Solutions Current Update (A+ Pass) Groove - ANSWER-Is the course between the high & low side of close hauled, when you are making the best speed & achieving the highest pointing angle toward the wind. Feathering - ANSWER-The act of scalloping slightly towards the No-Go Zone for each puff & returning to the groove as the puff abates. Footing - ANSWER-Act of easing sails slightly & heading down to the lower side o...

Unit 3- Real Estate course Exam Practice Questions and Answers Ad valorem taxes - ANSWER-A tax levied according to value, generally used to refer to real estate tax. Assessment - ANSWER-Official valuation of property for the purpose of establishing assessed value for tax purpose. Deed restrictions - ANSWER-Private agreements placed in the public record that affect the use of land. Dominant appurtenant - ANSWER- Easement - ANSWER-A right to limited use and enjoyment of the land of anothe...

UMD BSCI 330 Exam 2 (Part I) Questions and Answers what are some examples of the central dogma not applying to all cases of biological information - ANSWER-- retrovirus (RNA -> DNA) - b/c reverse transcription is used to create DNA Differences between eukaryotic and prokaryotic transcription - ANSWER-- Euk: Have 3 different RNA polymerases. Pro: only one - Starting --- Euk: Needs general transcription factors to start transcription and position RNA polymerase. Pro: RNA polymerase bind...

UMD BSCI 330 exam 2 Study Guide Solutions Protein Translation - ANSWER-20 different amino acids -triple nucleotide code= 64 different combinations codon - ANSWER-set of 3 nucleotides -most amino acids have multiple corresponding codons tRNA - ANSWER-matches amino acids with codons -amino acid is covalently attached to the 3' end of the tRNA -contains loop with an anticodon that is complementary to the appropriate amino acids codon Amino acid activation - ANSWER--first activated by co...

UMD BSCI 330 exam 2 Practice Questions and Answers with proteins, structure = - ANSWER-function describe the structure of primary proteins - ANSWER--linear sequence of amino acid residue -determines mRNA structure the structure of primary amino acids is dependent on? - ANSWER-covalent binds b/t amino acids in linear sequence describe structure of secondary proteins - ANSWER--folding & twisting of peptide backbone -NO amino acid side chain interactions the structure of secondary protein ...

UMD BSCI 330 exam 1 Practice Questions and Answers what is the difference between seeing and visualizing? - ANSWER-seeing- can detect visualizing- seeing shapes, structures, measuring Given the following building blocks ==> structures sugar fatty acid amino acid nucleotides - ANSWER-sugar ==> polysaccharides fatty acid ==> fat, lipids, membranes amino acid ==> protein nucleotides ==> nucleic acid ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OC...

UF MCB 2000 Exam 2 Practice Questions and Answers State the difference between and give examples of vertical and horizontal gene transfer? - ANSWER-- Vertical gene transfer: genes replicated and from parent to daughter cells (1/2 of DNA comes from each parent cell) -Horizontal gene transfer: One cell pairs up with other similar cell and DNA is transferred from one cell to the other one, side by side, -3 types: transduction: Viruses take gene from one bacteria when killing it and carry it ...

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[UCSB] EEMB 2 - Midterm 1 Questions and Answers What is ecology? - ANSWER-The distribution and abundance of organisms and WHY (what factors, interactions, etc.) What book did Aristotle write that contributed to ecology? What did he contribute? - ANSWER- Historia Animalium; he was able to explain 'divine' events with natural processes What book triggered the environmental movement of the 60's, and the first time ecology was seen as rigorous and serious? - ANSWER-Silent Spring by R...