C elegans - Guides d'étude, Notes de cours & Résumés

A new fossil of a mammal is discovered from Eocene deposits that is remarkable for its extremely short neck coupled with very long legs. What would you predict for the number of neck vertebrae that would be found in this fossil? - 7 Alleles are most likely to show linkage disequilibrium if they: - occur very close together on the same chromosome An approach to estimating the narrow-sense heritability of a trait - measure the trait in parents and their offspring for comparison Based on the...

BIO 333 EXAM 1 Questions And Answers Latest 2024/2025 (100% Correct) What size is larger? 100um or 1nm - Answer 100um what size is larger? 10mm or 0.001m - Answer 10mm what size is larger? 10nm or 0.1um - Answer 0.1 um Put in order from largest to smallest. bacterial cell ribosome nucleus o2 eukaryotic cell - Answer eukaryotic cell bacterial cell nucleus ribosome O2 Components of a eukayote. - Answer have organelles, membrane bound nucleus, 24hrs. to divid, epitheal cells, multi...

Which of the following can be described as the smallest living unit? (a)DNA (b)cell (c)organelle (d)protein B. CELL The flow of genetic information is controlled by a series of biochemical reactions that result in the production of proteins, each with its own specific order of amino acids. Choose the correct series biochemical reactions from the options presented here. (a)replication, transcription, translation (b)replication, translation, transcription (c)translation, transcription,...

MMSC490 Practice Exam 1|123 Questions with Verified Answers cytoplasmic organelles are: a. absent in prokaryotic cells and present in eukaryotic cells. b. present in both prokaryotic and eukaryotic cells. c. present in prokaryotic cells and absent in eukaryotic cells. d. absent in both prokaryotic and eukaryotic cells. - CORRECT ANSWER a. absent in prokaryotic cells and present in eukaryotic cells E. coli is a useful model system for molecular biology studies because: a. it has a smal...

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. ...

Genome correct answers Set of genetic instructions Gene correct answers an inherited segment of DNA that determines traits Traits are determined by genes that are on? correct answers Chromosomes Green Revolution correct answers During the 50's and 60's, it was the great increase in production of food grains that resulted in large part from the introduction of new, high-yielding varieties. Saved over 1 billion lives One of the leading causes of youth blindness is? correct answers Vi...

What process prevents sense organ precursors from becoming neural cells? A. Lateral repressor activity B. Lateral inhibition C. Gene transcription D. Mutually assured destruction - ️️B. Lateral inhibition One primary difference between gastrulation of the frog and chick is A. The organizer remains stationary in frog but not the chick B. The organizer is the site that regulates much of gastrulation C. A neural plate does not form in the frog D. The notochord is not present in the chi...

Strengths of Drosophila as an animal model correct answers-Standard model for genetics research, one of the best studied -Short life cycle (2 weeks) -Embryogenesis completed in 24 hours -Cheap and easy to breed in large numbers -Pax6 found in virtually all animals including humans -About 50% of fly protein sequences have mammalian homologues -Used for both forward and reverse genetics Strengths of C. elegans as an animal model correct answers-Very simple organism -Transparent and anato...

standard deviation equation - Answer-1) Subtract each number by the mean and square the result 2) add all values and divide by n-1 3) square root entire thing You find a candy wrapper in the lab when you arrived. Where should you dispose of it? - Answer-A trash can in the hallway What is an example of inappropriate lab behavior? - Answer-Mouth pipetting, d*cking around What is a sign you do something less consistently than your partner? - Answer-Higher standard deviation On a microscope y...

CMMB 461 Final Exam Actual Questions and Answers with complete solution what is the gene silencing process? - answergene silencing is sequence specific and mediated by double stranded RNA molecules (like siRNAs and shRNA/microRNA) at what level is gene silencing? - answerthe post-transcriptional level (mRNA degradation and translation repression) where was gene silencing first initially observed? - answerinitially observed in petunias where over-expression of a pigmentation gene resulted ...