Biotechnology & its Applications Questions and Answers

What are the two serological tests that we used to test for COVID 19 PCR and ELISA ELISA and Microneutralization Microneutralization and rRT PCR

Serology testing is used to detect previous infection antibodies to SARS CoV 2 in people who may have been exposed to the virus True False Question 6 1 point Listen The purpose of doing Microneutralization assay is to confirm the positive result that is obtained by ELISA True

Which of the following may cause restrictive lung disorder Multiple Choice bronchitis smoking asthma lung fibrosis

5 Which factor is NOT used to distinguish two different proteins in purificatio processes A Enzymatic activity B Molecular weight C Solubility D Charge

Go to an online biology forum See what they re talking about Copy Paste the question and answer it on a word docx and upload it to iCollege You are required to give me two questions and answers for full credit on this assignment in a Word or Doc file It can be a theory question it can be a calculation question or it can be an experience or feelings question It needs to be tangentially related to the lab labwork technique molecular biology or cell biology Show calculation show concepts and background to prove you right and show why your method of dealing with troubling PI coworker peers is best You can copy an explanation answer but don t plagiarize if you would like but if they are wrong or it doesn t fully explain the solution you will be marked down The point is that whatever you choose you need to provide a solution an answer and reasoning If you require me to provide you with questions I can Please email me on this if you are confused You can t expect someone to teach you everything You have to be curious find things and learn on your own at times Be a little uncomfortable learning happens when you push yourself This is meant as an easy assignment for you to figure out what other people just like you in biology think about what questions they have and what possible solutions there may be Through troubleshooting process improvements varying interpretations and fixes see manuals see manufacturer recommendations and get creative Sometimes even graduate students have stupid questions to ask online about basic math or theory Key words to search for if you re having trouble finding questions Dilution primer dilution primer reconstitution primer dimer FPLC akta ion exchange spectrophotometry UV Vis

The organelle where photosynthesis occurs is the Multiple Choice chlorophyll chloroplast mitochondria nucleus lysosome

The energy with wavelengths that appear photosynthesis Ored green blue is LEAST useful to

Born in Vancouver in 1946 Wall began drawing and painting at an early age In the mid 1960s he studied art history at the University of British Columbia while continuing to make art inspired by the emerging Conceptual art movement and its anti capitalist creed to decouple art from aesthetic and market value This culminated in Landscape Manual 1969 70 a black and white booklet composed of snapshots and texts documenting a car ride Wall took through Vancouver s gritty suburbs Despite this breakthrough work Wall found himself dissatisfied with the Conceptual direction and from 1971 to 1977 he took a break from artmaking In the meantime he embarked on a doctorate in art history in London where he read voraciously philosophy critical theory and histories of painting sculpture and photography He also immersed himself in European art cinema particularly the narrative films of auteurs such as Robert Bresson Ingmar Bergman and Rainer Werner Fassbinder Upon returning to Vancouver in 1973 Wall set out to make a film with collaborators lan Wallace and Rodney Graham Though the project was never completed this foray into moving image storytelling inspired his cinematographic photograph a concept central to his later practice in which each photograph is carefully staged Word Length 650 700 Total Overview For this bundle your formal analysis must be a sort essay length response of 5 paragraphs in length Your will need to use exactly 3 elements to analyze the photograph in detail in order to make your argument about the photograph Use the Guide to Writing a Formal Analysis and the sample for additional support Keep in mind that the sample is structured differently from the specific format I outline below So make sure you follow the specification outlined below and not the sample Specifications for Constructing the Short Essay Paragraph 1 Introduction Your introduction should include Mid Term Exam ART 3648 History of Photography a Basic details The name of the photographer artist title provenance date and medium b Context A very brief description of the work including what you think the subject is c A road map This is like a movie trailer it gives the reader a preview of your essay d Thesis statement This is a one or two sentence statement where you make your argument s main claim Paragraphs 2 3 and 4 Separate Body Paragraphs Use three different formal elements one per paragraph to analyze the photograph Together these paragraphs constitute the reasons and evidence that supports your overall argument about the meaning the image Begin each paragraph with a topic sentence that addresses the significance of the element ye have chosen The topic sentence should make clear to your reader how the following analysis supports your overall thesis statement Address how and why the key elements used by the photographer artist create meaning Make sure you not only describe the work but use description to support your argume Thus you are using description for the ultimate purpose of interpreting and or evaluating the photogra In this process you should be moving between description and analysis unlike the one paragraph form analysis Bundle 2 where you do all your description first and then move to to the analysis

9 The Law of Thermodynamics that states that increases in entropy are favored is 25 oints Multiple Choice The Fourth Law of Thermodynamics The Second Law of Thermodynamics O The Third Law of Thermodynamics O The First Law of Thermodynamics

The earliest birds like Archaeopteryx had large flight feathers and a large keel on the chest for the breast muscles to attach to True False

280nm 215nm 700nm 300nm Question 8 1 point Listen What technique do we use in protein isolation to purifying proteins SDS PAGE Ammonium sulfate precipitation PCR chromatography

Which of the following best describes how the structure of this stanza contributes to its intended meaning Excerpt Mr President Dr Biden Madam Vice President Mr Emhoff Americans and the world when day comes we ask ourselves where can we find light in this never ending shade The loss we carry a sea we must wade We ve braved the belly of the beast We ve learned that quiet isn t always peace and the norms and notions of what just is isn t always justice The use of direct address establishes a respectful tone towards the audience The vivid imagery of braving the belly of the beast conveys the challenges and struggles faced The repetition of we throughout fosters a sense of unity and collective responsibility among the audience The opening rhetorical question emphasizes the speaker s indifference to any action

What is the purpose of the Malpighian tubules in this depicted internal spider anatomy Eyes Poison gland Pedipalp Chelicera Brain Pharynx Pumping Digestive Anterior Pericardial stomach sinus ceca aorta Coxal gland Seminal lung receptacle Subesophageal Ventral Book sinus ganglion Ostium Digestive gland The tubules release silk through the anus The tubules are used mainly used for excretion The tubules connect to the foregut for digestion The tubules secrete enzymes to easily digest prey Vagina Lateral blood vessel Malpighian tubule Stercoral pocket Silk glands Anus Spinnerets

Biologists think that endosymbiosis gave rise to mitochondria before plastids partly because O the products of photosynthesis could not be metabolized without mitochondrial enzymes mitochondrial DNA is less similar to prokaryotic DNA than is plastid DNA without mitochondrial CO2 production photosynthesis could not occur all eukaryotes have mitochondria or their remnants whereas many eukaryotes do not have plastids

List the causes of the Great Depression Describe Hoovervilles including why they existed and who lived in them How did President Roosevelt respond to the Supreme Court declaring New Deal Programs Agricultural Adjustment Act unconstitutional

uestion 5 Analagous structures are anatomical structures in organisms that share the same basic form O True O False

Which of the following bonds contains the most amount of potential energy C C O C C H Q H

What is an average concentration of bacterial and archaeal cells in marine water at several thousand meters depth O 10 cells ml O 108 cells ml O 106 cells ml O 10 cells ml

O Extension O Annealing O Denaturation O Translation Question 10 How does DNA travel from negative to positive By car From cathode to anode From anode to cathode

Which of the following tests is not required as part of the donor processing procedure for allogeneic donation O ABO O Anti CMV O Anti HTLV I O Rh O Cross match

Which is not an example of the most common form of error associated with fatal transfusion reactions O Wrong RBC unit is tagged for transfusion O Miss identification of patients at the time of transfusion O Antibody below detectable levels during pretransfusion testing O Phlebotomist labels patient A tubes with patient B information O Technologist enters results of patient A testing into patient B field

Which of the following does NOT apply to lipids O A help to maintain body temperature B provide a readily available energy source preferred by cells O C form essential structural components of cells inst shocks

WA 6 Replication Crisis Write an essay on some aspect of the replication crisis Or write about a claim once widely accepted that is now disputed discredited or doubtful Cite your source

Exercise 2 Questions Question 1 Describe the enzyme required to complete the recombinant DNA plasmid initiated by this exercise and the resulting size of molecule that would be produced Reference Data Table 1 in your answer BI U T T 0 Word s

Quorum sensing involves the production and monitoring of signaling molecules AND is used by eukaryotes to sense the presence of bacteriawithin their population is used by bacteria to limit the density of cells in a population AND is used by eukaryotes to sense the presence of pathogens within their cells O is used by bacteria to limit the density of cells in a population AND is used by eukaryotes to sense the presence of bacteriawithin their environment involves the production and monitoring of signaling molecules AND is used by bacteria to sense the density of cells within their population is used by bacteria to sense the density of cellswithin their population AND is used by eukaryotes to sense the presence of bacteria in their environment

Which one of the following things is NOT performed by proteins Select one O a defend against microorganisms b hormonal function c transport of substances O d catalysis e storage of genetic information

PRE LAB QUESTIONS Read through the lab introduction and procedures and answer the following questions a How does the movement of molecules compare between solutions at room temperature versus 45 degrees Celsius b Which solution would have a faster rate of diffusion What is osmosis C d This movement or diffusion of water across a membrane is called e What is a concentration gradient f What is meant by a steeper concentration gradient g Elodea is a plant that lives in fresh water ponds The pond water has a lower concentration of dissolved particles than inside of a cell so fresh water will tend to move into the cell Is freshwater hypotonic isotonic or hypertonic compared to the Elodea cells h You can tell that the water fills the whole cell because the green chloroplasts are free to spread everywhere even out to the edges against the cell wall Would a cell in fresh water be considered lysed turgid crenated or plasmolyzed Explain PART 1 OSMOSIS AND TEMPERATURE 3 Hypothesis regarding the relationship of the rate of osmosis and temperature

b Why do you flame the mouth of the tube and heat the loop to red hot c What would your results have looked like if you forgot to sterilize the loop after inoculating the Serratia and before gathering the sample from Kokuria d What do you think are the benefits to storing bacteria on a slant versus a flat agar tube Discuss the biology of the two species of bacteria we worked with in this part of the lab Where are they found and what role if any do they play in human health and disease

An amplicon is a PCR product and the DNA to be amplified is the template O True False

If a fluid has a low viscosity and suddenly releases a small amount of gas let s say CO2 will it explode Hint think of opening a can of soda pop OYes it will explode No it will not explode

0 08cm 14 85mm 0 027m 62 m Give the result in m do not round up your answer write exact resu Your Answer Calculate

QUESTION 45 Cells grown in culture outside the body are called cells They have become an essential tool of cell and molecular biologists QUESTION 46 Drosophila melanogaster is considered as model organism for animal O True O False QUESTION 47 The rapidity and cost efficiency of DNA sequencing has made it possible to sequence virtually all of the genes present in the microbes of a given habitat This generates a collective genome for that habitat which has come to be called a n

True or False Only enveloped viruses may have glycoproteins True False

Activity Completed Question Value Which term is a tendency to prefer information that supports what a person thought in the first place confirmation bias belief perseverance the placebo effect informed consent to research

Multiple Choice O O O a semipermeable membrane an energy barrier a cell wall an impermeable membrane

During osmosis water will move in which direction Multiple Choice O O O from higher temperature to lower temperature from the area with lower solute concentration to the area of higher solute concentration from a lower enery state to a higher energy state from the area with higher solute concentration to the area of lower solute concentration

What prevents a plant cell from bursting in a hypotonic solution Multiple Choice O O a plant cell will not burst in a hypotonic solution because water is moving out of the cell O the cell wall O the presence of chloroplasts the plasma membrane the coll

Multiple Choice O O The cell membrane did not change at all because of the protection of the cell wall The cells burst because the solution was hypotonic The cell membrane shrank but the central vacuole remained full The cell membrane shrank away from the cell wall because the solution was hypertonic The cell became turgid

Check All That Apply scalpel blades used gloves plastic petri dishes with cultures glass slide and cover glass disinfectant soaked paper towels used to clean a microbial spill

2 1 point Match the factors for cheating with an appropriate exampl Cheating because social and academic lives have become too disorganized or stressful to manage Excuse making Performance anxiety Unfamiliarity with what constitutes cheating Peer pressure Self justification habits Inability to manage demands of student life False Blaming the reason for cheating on the course instructor being too hard Genuinely misunderstanding a course policy requiring individual work Cheating to compensate for poor test taking skills 1 point Cheating is justified if the professor has unfair or difficult questions on an exam True Cheating because social and a D Cheating is a broad term that encompasses many different ways that a student might attempt to gain academic credit in a way that is unfair deceitful or fraudulent Every semester at CSUB the Dean of Students receives reports from professors who have caught students attempting to cheat in one form or another Both professors and students are responsible for upholding the reputation of the university Cheating is often purposeful in nature but an unawareness of course or university policies and assignment requirements could also create confusion about what is and is not allowed Regardless of intention cheating can never be justified especially once you have learned the ways that it can negatively impact your college career and life outside the university Stay on the right path Know course policies on assignments collaboration exams Check the Syllabus If ethical dilemmas arise seek advice from trusted faculty or staff on campus on how you should deal with it Protect yourself It is your responsibility to clarify when collaboration is allowed and when it is not Different cultures and educational system can vary in how information is used and credited Reach out to your instructors early to avoid misunderstandings

8 1 point Which of the following is an example of cheating Return Sharing notes with a friend who missed class that day O Checking your smartwatch or phone for answers during a test or texting a friend for answers 000 0 1 point Which of the following are consequences of cheating Clarifying with your instructor whether or not you can use outside sources during an exam Asking a friend what citation format they ll be using for the final paper Submit Students who cheat will be unprepared for their future careers Its unlikely cheating will have many practical or social consequences besides lower grades Instructors are unable to accurately asses student performance or evaluate their mastery of knowledge in their field Cheating can become a habit that continues into other aspects of life and devalues hard work integrity and fairness Submit heating is a broad term that encompasses many different ways that a student might attempt to gain academic credit in a way that is unfair deceitful or fraudulent Every semester at CSUB the Dean of Students receives reports from professors who have caught students attempting to cheat in one form or another Both professors and students are responsible for upholding the reputation of the university Cheating is often purposeful in nature but an unawareness of course or university policies and assignment requirements could also create confusion about what is and is not allowed Regardless of intention cheating can never be justified especially once you have learned the ways that it can negatively impact your college career and life outside the university Stay on the right path Know course policies on assignments collaboration exams Check the Syllabus If ethical dilemmas arise seek advice from trusted faculty or staff on campus on how you should deal with it Protect yourself It is your responsibility to clarify when collaboration is allowed and when it is not Different cultures and educational systems can vary in how information is used and credited Reach out to your instructors early to avoid misunderstandings

Match the layer to the correct property crust mantle core lithosphere asthenosphere Choose highest rocky layer crust plus upper part of mantle solid middle rocky layer made of Fe iron partially molten layer of mantle Choose J Choose Choose

During radioactive decay an isotope will lose mass and or energy and become a different element What changes in the nucleus makes it a different element O It loses gains one or more neutrons O It loses gains one or more protons

Isotopes of an element differ by the number of protons they have O True False

Periods are shorter time increments than Eons O True O False

Which of the following best scribes All dogs speak fluent Norwegian Mr Fluffington is a dog Therefore Mr Fluffington speaks fluent Norwegian Note Mr Fluffington is pictured below Invalid and unsound O Valid but unsound O Valid and sound

Which resource allows the searcher to limit the results to scholarly journal articles only Google Scholar Google

If I make an error in my lab notebook I should draw a single line through the error and initial next to it erase it None of the other answer choices is correct just move to a new page and start over

An example of mimicry would be a butterfly that resembles a leaf Otwo species of frogs one poisonous that resemble one another in coloratio a minnow with spots that look like large eyes a carnivorous fish with a worm like tongue that lures prey

Give an example of an advance in biotechnology that you have heard about in the news or read about in this chapter Explain the benefits of the application of biotechnology as well as possible negative effects