Metagenomics - Study guides, Class notes & Summaries

DIRECTIONS: Choose the one best response to each question. I-1. All of the following statements regarding practice guidelines set forth by governing agencies and professional organizations are true EXCEPT: A. Clinical practice guidelines protect caregivers against inappropriate charges of malpractice, yetdo not provide protection for patients from receiving substandard care. B. Practice guidelines have largely reached a stage of nuance allowing them to address every uniqueillness and pa...

microbiota vs microbiome correct answer: microbiota - organisms microbiome - organisms + genes + genome The gut microbiota contains more than __ cells more than __ species correct answer: 200 trillion cells >1000 species The microbiome contains __x the cells in the human body The gut microbiome is __x larger than the human genome correct answer: 10x cells 150x genome Who came up with the official definition of microbiota? correct answer: Lederberg and McCray, 2001 Microbi...

What is TFR and how does it influence the predictions on future human population? - Total Fertility Rate: Average number of live births a woman has during her lifetime Shows population growth What are the 4 main human caused factors to the loss of biodiversity? - Habitat Destruction, Invasive Species, Pollution, Overexploitation What is Biomagnification? - Tendency of certain chemicals to accumulate or build up within food chains What is the other name for the global water cycle? - Hydro...

Genomics - - study of the complete set of DNA in an organism - all the genes in a single organism metagenomics - - study of the genetic material recovered directly from an environmental or clinical sample - using sequencing to identify all organisms present in a sample - all the genes present in a location from all the organisms in that environment

BS 161 FINAL EXAM WITH COMPLETE SOLUTIONS ( 3 VERSIONS) VERSION 1 Barbara McClintock, who achieved fame for discovering that genes could move within genomes, had her meticulous work ignored for nearly four decades, but eventually won the Nobel Prize. Why was her work so distrusted? A)She worked only with maize, which was considered "merely" a plant. B)Geneticists did not want to lose their cherished notions of DNA stability. C)She allowed no one else to duplicate her work. ...

Practice Exam 2 Micro Nclex Type 247 Questions with Verified Answers A saprobe derives its energy from a) sunlight. b) conversion of nutrients from other organisms. c) utilizing the tissues/fluids of a living host. d) metabolizing the organic matter of dead organisms. - CORRECT ANSWER d) metabolizing the organic matter of dead organisms. Mineral ions used in microbial nutrition include a) sodium. b) potassium. c) calcium. d) magnesium. e) all of these. - CORRECT ...

1. The unpaired nucleotides produced by the action of restriction enzyme are referred to as - Anssticky ends 2. What information cannot be obtained from the sequence of a gene? - Answhether the gene is methylated 3. What is the polymerase chain reaction (PCR)? - Ansa method to amplify a fragment of DNA 4. Comparison of the sequences of the same gene across species can give some insight into the existence of a common ancestor with that gene. - Anstrue 5. The Taq enzyme is a type of DNA p...

BS 161 FINAL EXAM WITH COMPLETE SOLUTIONS ( 3 VERSIONS) VERSION 1 Barbara McClintock, who achieved fame for discovering that genes could move within genomes, had her meticulous work ignored for nearly four decades, but eventually won the Nobel Prize. Why was her work so distrusted? A)She worked only with maize, which was considered "merely" a plant. B)Geneticists did not want to lose their cherished notions of DNA stability. C)She allowed no one else to duplicate her work. ...

BS 161 FINAL EXAM WITH COMPLETE SOLUTIONS ( 3 VERSIONS) VERSION 1 Barbara McClintock, who achieved fame for discovering that genes could move within genomes, had her meticulous work ignored for nearly four decades, but eventually won the Nobel Prize. Why was her work so distrusted? A)She worked only with maize, which was considered "merely" a plant. B)Geneticists did not want to lose their cherished notions of DNA stability. C)She allowed no one else to duplicate her work. ...

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...