Shapes of cells - Study guides, Class notes & Summaries

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 ...

capsid correct answer- protein shell that surrounds the nucleic acid what kind of capsid do naked viruses have? correct answer- only have nucelocapsid enevelope correct answer- external covering of a nucleocapsid usually a modified piece of the host cells membrane 3 types of viral capsids correct answer- helical icosahedral complex how does the viral envelope differ from host cell membrane? correct answer- glycoproteins are exposed on the outside of the envelope helical capsi...

Lack a nucleus or membrane bound organelles, usually unicellular. Smaller and simpler than most eukaryotic cells. Contain two types of domain Bacteria and Archaea. - Prokaryotic cells Ridged cell wall contains peptidoglycan. Includes a nucleoid (no nucleus) with no membrane-bound organelles. Multiply by binary fission - cell enlarges then divides - Bacteria Bacterial shapes: Coccus Rods (bacillus) Coccobacillus Vibrio Spirillum Spirochete - - Coccus - spherical - Rod (bacillus) - rod ...

Nursing 3100 - Unit 4 with Complete Solutions Pathogenicity ability to cause disease virulence degree of pathogenicity invasiveness ability of a bacterial pathogen to rapidly spread through tissue and cause destruction to surrounding tissue exotoxins Proteins *ex*creted by bacteria with power to inactivate or kill host cells endotoxins chemical components of the cell walls of certain bacteria At bacterial death, *endotoxins are released* causing inflammation, fever, chills ...

PLTW: HBS EOC Exam Review Already Graded A anterior front aqueous humor maintains pressure Communication in the human body can be what two types? chemical or electrical cornea front window of eye, bends light to pass through pupil, refraction deep more internal distal on limb, farther from attachment point near DNA makes up ______, which make up _______. genes, chromosomes DNA stands for deoxyribonucleic acid dorsal back Each gene codes for a ______, which det...

Path 370 Assessment 1 (CH. 1, 2, 4, 7) UPDATED EXAM The effect of stress on the immune system a. may involve enhancement or impairment the immune system. b. most often involves enhancement of the immune system. c. is unknown. d. has been demonstrated to be non-existent in studies. - ANSWER-a. may involve enhancement or impairment the immune system. Metaplasia is a. the disorganization of cells into various sizes, shapes, and arrangements. b. an irreversible cellular adaptation.

NURS 623 Exam 1 Questions and Answers Already Passed A circular rash that may expand over time which may also have a bulls eye appearance. Erythema migrans A common nonarticular disorder of unknown cause. Fibromyalgia A patient is 50 years old with heme-positive stools and evidence of IDA. What should be done? Referral for GI consult for colonoscopy An eating disorder of craving for food subsitutes such as clay, dirt, ice chips, or cotton. Pica Analysis of synovial fluid has cl...

It is at this location, where squamous cells meet glandular cells, that cancer is more likely to develop. Correct Answer: Transformation zone Pap Screening starts at what age? Correct Answer: 21 Routine HPV screening starts at what age? Correct Answer: 30 A patient is founds to have ASC-H? What is the next step? Correct Answer: Colposcopy Cervical Cancer is typically slow growing and occurs predominantly in women of what age? Correct Answer: 40-44 Most SE's of COC's resolve...

TEST BANK for Fundamentals of Molecular Virology 2nd Edition by Acheson. Package Title: Testbank Course Title: Acheson 2nd edition Chapter Number: 01 Question type: Multiple Choice 1) Which of the following terms describes the protein shell that surrounds the viral genome? a) capsid b) envelope c) matrix d) virion e) capsomere Answer: a 2) Which of the following would not be a nucleic acid form found in a viral genome? a) dsDNA b) ssDNA c) dsRNA d) ssRNA e) an RNA:DN...

ANATOMY AND PHYSIOLOGY TEST 1/2/3/4/5/6/7 QUESTIONS AND ANSWERS LATEST UPDATED 2023. How can such a weak bond like hydrogen bond work to make DNA such a stable molecule? - ANSWER hydrogen bonds bond DNA into its double-helix structure by holding together the base pairs in the middle; they cause molecules to fold and coil into precise threedimensional shapes which elements are found in organic molecules? - ANSWER carbon, hydrogen, and oxygen acid - ANSWER proton donor base - ANSWER proton ac...