Electron microscopy - Study guides, Class notes & Summaries

BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 UpdatePortage Learning BIOD 171 Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update True or False: A virus is considered a microorganism. False. Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. 1. What is the smallest biological unit of life? A cell. ...

Which of the following family of viruses have DNA genomes Correct Answer-Hepadnaviridae The single stranded negative strand RNA of a virus Correct Answer-must be converted to positive strand RNA in order to be translated into proteins The distinction between a prion and a virus is that Correct Answer-A prion is a single protein molecule whereas a virus may contain many copies of one or several proteins The Pasteur Swan Neck flask experiment shows that Correct Answer-microorganisms are p...

GMS6121 Exam 3 Questions with Answers Electron microscopy - Answer-Allows visualization of virus particles in lesions Laborious, but easy to look at Immunofluorescence - Answer-Uses virus-specific antibody to detect viral protein Usually in tissue biopsy or cells from fluid Easy, gold standard ELISA - Answer-Uses virus-specific antibody to detect virus particles or proteins in fluid Lateral flow assay - Answer-Rapid ELISA essentially If analyte is present, it complexes wit...

MIP 616 Exam 1 Questions and Answers All Correct which detergent is used to disrupt protein structure for electrophoretic analysis on polyacrylamide gels - Answer-SDS what is the best technique to localize catalase in peroxisomes - Answer-A catalase monoclonal antibody and transmission electron microscopy the purpose of treating tissue from an embryonic chick with trypsin and EDTA when generating a primary cell culture is to - Answer-digest protein-protein interactions that hold cells to...

Bio principles unit 2 brooks questions and answers graded A+ all organisms are made of cells and come from cells Cell theory When the cell size (INCREASES or DECREASES), the membrane gets smaller compared to cell volume. increases the study of cells Cytology "how can cork float" Took sections, looked under microscope and found that they had tiny chambers (aka cells) Robert Hooke Part of electromagnetic spectrum via sun, delivering energy that can be recorded as waveleng...

Quiz 3 Part 1 of 8 - Chapter 3 18.0 Points Question 1 of 31 3.0 Points In an electron microscope, what type of cells are used?  A. dead, processed cells  B. live and fresh cells  C. live, processed cells  D. dead, but fresh cells Feedback:The processing and prep for electron microscopy kills the cells, and it is usually done in a vacuum. Review microscopy in Chapter 3. Question 2 of 31 3.0 Points Which is typically the most prominent organ

IB Biology Review with Complete Solutions cell theory -All living things are composed of cells -cells come from preexisting cells -Cells are smallest unit of life Challenges to cell theory: muscle fibres -They are fused cells, so they're long and have multiple nucleus -challenges cells are autonomous units Challenges to cell theory: Giant algae -certain species may grow large -challenges idea cells are microscopic and larger organisms are composed of many Challenges ...

Quiz 3 Part 1 of 8 - Chapter 3 18.0 Points Question 1 of 31 3.0 Points In an electron microscope, what type of cells are used?  A. dead, processed cells  B. live and fresh cells  C. live, processed cells  D. dead, but fresh cells Feedback:The processing and prep for electron microscopy kills the cells, and it is usually done in a vacuum. Review microscopy in Chapter 3. Question 2 of 31 3.0 Points Which is typically the most prominent organelle in a eukaryotic cell? ...

BHCS1006 2023 Exam Questions with Complete Solutions What are the 3 domains of life? - ANSWER Bacteria, Archaea - Prokaryotes Bacteria with peptidoglycan, Archaea without. Eukarya - Eukaryotes 4 types of cellular living microorganisms - ANSWER Parasites, Protozoa, Fungi, Prokaryotes 2 types of non-living acellular microorganisms - ANSWER Virus, Prions Bacteria definition - ANSWER unicellular cells that reproduce quickly and compete with host cells...

Quiz 3 Part 1 of 8 - Chapter 3 18.0 Points Question 1 of 31 3.0 Points In an electron microscope, what type of cells are used?  A. dead, processed cells  B. live and fresh cells  C. live, processed cells  D. dead, but fresh cells Feedback:The processing and prep for electron microscopy kills the cells, and it is usually done in a vacuum. Review microscopy in Chapter 3. Question 2 of 31 3.0 Points Which is typically the most prominent organelle in a eukaryotic cell?