Viroid - Study guides, Class notes & Summaries

BIOL 1306 Test 4 - Questions and Answers Conjugation between bacterial cells involves the equal contribution of genetic material from one bacterial cell to the other. False Polymerase Chain Reaction is a type of technology used in the laboratory to produce multiple copies of DNA from a very small sample of DNA. True Somatic cell mutations are found in every cell of the adult organism? False A virus enters a dormant state within its host; this is an example of what type of reproductive cycle? -...

MCAT Milesdown Biology Exam Questions and Answers nucleoid region - Correct Answer️️ -DNA region in prokaryotes nucleolus - Correct Answer️️ --makes ribosomes -sits in nucleus, no membrane peroxisomes - Correct Answer️️ -collect and break down material rough ER - Correct Answer️️ -accept mRNA to make proteins smooth ER - Correct Answer️️ -detox and make lipids golgi apparatus - Correct Answer️️ -modifies and distributes proteins -only found in eukaryotes -vesicu...

The system by which organisms are named is referred to as - Answer- nomenclature. A new organism was found that was unicellular and 1cm long. The "large" size of this organism alone would - Answer- mean little An illness outbreak occurs in New York City birds in the late 1990s. After a lengthy scientific investigation, the centers for disease control (CDC) Determine that the agent causing the birds to die is the West Nile virus. outbreaks of the illness has been observed in several other...

Virology Exam 1 (Columbia - Racaniello) Questions With Correct Answers 1. How many viruses do we carry at any given time? Why don't these make us sick? - answer- most viruses just pass through us - non-human viruses - Viruses can be beneficial (thermotolerant fungi) - Strong immune system! How can viruses be beneficial? Why do we care that they comprise the most biodiversity on the planet? - answerCo-evolution, thermotolerant fungi, enteric virus replaces function of commensal bacter...

Virology Exam 1 (Columbia - Racaniello) Exam Questions and Answers 1. How many viruses do we carry at any given time? Why don't these make us sick? - Answer-- most viruses just pass through us - non-human viruses - Viruses can be beneficial (thermotolerant fungi) - Strong immune system! How can viruses be beneficial? Why do we care that they comprise the most biodiversity on the planet? -Answer-Co-evolution, thermotolerant fungi, enteric virus replaces function of commensal bacteria W...

MICRO. Exam 1 1. Question:Describe the idea of spontaneous generation and what experiments have refuted this idea? Describe the experiment of Louis Pasteur in detail as well as the inferences that were made. What was a specific feature of the experiment that has allowed to experiment? 2. Question:Postulates of Robert Koch. List them all and their significance in microbiology. 3. Question:Review the contribution of each scientist in the field of Microbiology: John Snow, Alexander Fleming, Igna...

Straighterline Microbiology Midterm Exam Questions and Answers An organism with a temperature growth range of 45°C to 60°C would be called a(n) ______. a. extremophile b. thermophile c. psychrophile d. facultative psychrophile e. thermoduric microbe - Answer️️ -b. thermophile An organism that cannot tolerate an oxygen environment is a(n) ______. a. aerobe b. obligate aerobe c. facultative anaerobe d. microaerophile e. obligate anaerobe - Answer️️ -e. obligate anaerobe Wh...

BIO 214 Module 4 Helical and icosahedral are terms used to describe the shapes of a virus: core capsid spike envelope capsomere ANSWER: capsid Viruses acquire envelopes around their nucleocapsids during: release penetration assembly adsorption replication ANSWER: Release Viruses that cause infection resulting in alternating periods of activity with symptoms and inactivity without symptoms are called: prions delta agents oncogenic chronic viroids ANSWER: Chronic Bov...

Virology Exam 1 (Columbia - Racaniello) Exam Questions with Correct Answers 2024/2025 Latest Update 1. How many viruses do we carry at any given time? Why don't these make us sick? - most viruses just pass through us - non-human viruses - Viruses can be beneficial (thermotolerant fungi) - Strong immune system! How can viruses be beneficial? Why do we care that they comprise the most biodiversity on the planet? Co-evolution, thermotolerant fungi, enteric virus replaces function of ...

MTSU Zamora Microbiology, test bank Questions With Complete Solutions .- ANSWER-2) This person developed an organic arsenical compound as an effective cure of syphilis: a)Erlich b) Henle Lister e) Waxman .1 chromosome - ANSWER-Prokaryotes typically have .10 hrs - ANSWER-a bacteria with a generation time 30 mins will grow from a population of 1 cell to 1,000,000 in about how many hours .3 nucleotides - ANSWER-a codon is made up of .5-bromouracil - ANSWER-an example of a nitrogenous...