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Biology and Genetics

101624 questions • Page 1857 / 2033

You’ve identified an antigenic protein unique to multidrug resistant Staphylococ
You’ve identified an antigenic protein unique to multidrug resistant Staphylococcus aureus (MRSA). You’d like to create a MRSA vaccine based on an in vitro transcribed mRNA. Sever…
You’ve isolated a novel enzyme, Sadase, that cleaves the substrate Sad into the
You’ve isolated a novel enzyme, Sadase, that cleaves the substrate Sad into the product Happy. During your study, you isolate two ligands, Schule and Lehrer. Happy produces a stro…
You’ve isolated a novel enzyme, Sadase, that cleaves the substrate Sad into the
You’ve isolated a novel enzyme, Sadase, that cleaves the substrate Sad into the product Happy. During your study, you isolate two ligands, Schule and Lehrer. Happy produces a stro…
You’ve joined a research group studying how populations of lemmings, small artic
You’ve joined a research group studying how populations of lemmings, small artic rodents, are affected by recent climate changes. You have been charged with maintaining different …
You’ve just purchased your first horse, a fine looking well-muscled American Qua
You’ve just purchased your first horse, a fine looking well-muscled American Quarter Horse. He’s a mature gelding at maintenance. Consequently, he should theoretically be able to …
You’ve learned a lot about a variety of proteins and mechanisms that are involve
You’ve learned a lot about a variety of proteins and mechanisms that are involved in promoting the development of cancer. Obviously, developing novel therapies for cancer is at th…
You’ve run an interrupted mating conjugation experiment with Hfr cells that are
You’ve run an interrupted mating conjugation experiment with Hfr cells that are hmm+ omg+ poo+ and streptomycin resistant (strR). Your recipient cell is F- hmm- omg- poo- and stre…
You’ve set up a test tube that contains all of the eukaryotic translational mach
You’ve set up a test tube that contains all of the eukaryotic translational machinery (so, eukaryotic tRNAs, aminoacyl tRNA synthetases, and ribosomes) and some radioactively labe…
ZEBRAS - Investigate the historical development and adaptive significance of eac
ZEBRAS - Investigate the historical development and adaptive significance of each of the following anatomical systems present in modern Zebras: -Olfactory System (nostrils, turbin…
Zach is a 28-year-old graduate student working in a laboratory that studies the
Zach is a 28-year-old graduate student working in a laboratory that studies the genetics of the human immunodeficiency virus (HIV). He has recently noticed that he is losing weigh…
Zack and Zoe are short on time for their flight. They reach the food court at th
Zack and Zoe are short on time for their flight.   They reach the food court at the regional airport and decide upon Chinese food.   Help them choose the healthiest fare: 1.Zack i…
Zack: \"Man I\'m really worried about my girl.\" Rob: \"Speaking of girls, there
Zack: "Man I'm really worried about my girl." Rob: "Speaking of girls, there were a lot of cute ones at that party last night." Dana: "Eric really makes me mad sometimes, but I re…
Zagros Mountains and the Arabian Plate (16 points) Open and view the Plate Tecto
Zagros Mountains and the Arabian Plate (16 points) Open and view the Plate Tectonic Animation PowerPoint document in the Introduction to Geology and Geophysics folder on the L dri…
Zaphod, a space alien from a planet near the star Betelgeuse, meets and marries
Zaphod, a space alien from a planet near the star Betelgeuse, meets and marries a phenotypically normal Earth woman, Jane. Interestingly, Zaphod himself has a father from his home…
Zaphod, a space alien from a planet near the star Betelgeuse, meets and marries
Zaphod, a space alien from a planet near the star Betelgeuse, meets and marries a phenotypically normal Earth woman, Jane. Interestingly, Zaphod himself has a father from his home…
Zebrafish (Danio rerio) is a small (4-5 cm in length) tropical fresh-water fish
Zebrafish (Danio rerio) is a small (4-5 cm in length) tropical fresh-water fish which has external fertilization, produces large clutches of eggs, has a short generation time, and…
Zebrafish (Danio rerio) is a small (4-5 cm in length) tropical fresh-water fish
Zebrafish (Danio rerio) is a small (4-5 cm in length) tropical fresh-water fish which has external fertilization, produces large clutches of eggs, has a short generation time, and…
Zero Waste is a philosophy and a design principle for the 21st Century. It inclu
Zero Waste is a philosophy and a design principle for the 21st Century. It includes 'recycling' but goes beyond recycling by taking a 'whole system' approach to the vast flow of r…
Zidovudine (AZT) is a drug used to treat patients with acquired immunodeficiency
Zidovudine (AZT) is a drug used to treat patients with acquired immunodeficiency syndrome (AIDS). AZT works by blocking the reverse transcriptase enzyme used by the human immunode…
Zika Virus Pathogenesis within the Nervous System\", discussed the suggestion of
Zika Virus Pathogenesis within the Nervous System", discussed the suggestion of immunopathology in the setting of impaired distinctive resistance. Their data provided a gripping b…
Zinc deficiency has been found to occur in comorbid disease states (e.g. chronic
Zinc deficiency has been found to occur in comorbid disease states (e.g. chronic renal disease, chronic liver disease, and malabsorption syndrome). Elderly individuals may also ha…
Zinc functions as a part of immune function. antioxidant defense. DNA and RNA sy
Zinc functions as a part of immune function. antioxidant defense. DNA and RNA synthesis. Zinc is involved in all of these functions. Choline is required for the synthesis of glyco…
Zircon can be used to constrain CO_2 content of the early atmosphere. the compos
Zircon can be used to constrain CO_2 content of the early atmosphere. the composition of Earth's mantle. paleomagnetic pole reversals. the absolute ages of terrestrial rocks. A mi…
Zoe, a nurse in a primary care office, is talking to her coworker Jerry about hi
Zoe, a nurse in a primary care office, is talking to her coworker Jerry about his capstone project for graduate school. Jerry has decided to study the emotional intelligence of pa…
Zoey arrived at the hospital in labor with contractions only a few minutes apart
Zoey arrived at the hospital in labor with contractions only a few minutes apart. She was a little nervous, but was coping well with the discomfort of the contractions. From the s…
Zones of clearing in cell cultures that are the result of virus infection are ca
Zones of clearing in cell cultures that are the result of virus infection are called plaques. Sometimes "cloudy plaques" are seen on bacterial cultures infected with bacteriophage…
Zoo of Galaxies 1) Explain the properties of spiral, elliptical, and irregular g
Zoo of Galaxies 1) Explain the properties of spiral, elliptical, and irregular galaxies. Include the following: What is the percentage each of spiral, elliptical and irregular gal…
Zool 3303 Pathophysiology Mystery Disease Context John is 14 years old white mal
Zool 3303 Pathophysiology Mystery Disease Context John is 14 years old white male. He’s taken to the doctor’s office by his mother. He tried to play baseball at 10 years old but h…
Zool 430 (Animal Development) Copy A Exam2 (UH B 34. Statement 1. Gray crescent
Zool 430 (Animal Development) Copy A Exam2 (UH B 34. Statement 1. Gray crescent is believed to be not essential for normal development; blastomeres not containing the "gray cresce…
Zoological Philosophy by Jean-Baptiste Lamarck The environment affects the shape
Zoological Philosophy by Jean-Baptiste Lamarck The environment affects the shape and organization of animals, that is to say that when the he vironment becomes very different, it …
Zoological Philosophy by Jean-Baptiste Lamarck modifications in the onvironmethe
Zoological Philosophy by Jean-Baptiste Lamarck modifications in the onvironmethent affects the shape and qrganization of animals, that is to say that when the produces in course o…
Zoom Insert Table Chart Text Shape Media Comment A 34-year-old Caucasian male re
Zoom Insert Table Chart Text Shape Media Comment A 34-year-old Caucasian male report to the emergency room as a result of acute onset of nausea, vomiting, and the worst headache o…
Zoom showing a highly schematic drawing of the key interactions that are broken
Zoom showing a highly schematic drawing of the key interactions that are broken going between the T- and R-state crystal structures. Here the B-globins (blue) are transparent so t…
Zooxanthellae are (1pts) an invasive species of kelp in the Indian Ocean symbiot
Zooxanthellae are (1pts) an invasive species of kelp in the Indian Ocean symbiotic algae that provide corals with energy via their photosynthetic activity symbiotic bacteria that …
Zucchini plants infected with zucchini mosaic virus (ZMV) produce small, mottled
Zucchini plants infected with zucchini mosaic virus (ZMV) produce small, mottled fruit that cannot be marketed. The virus is carried from one plant to another by aphids. Tradition…
Zwaal et al on the clotting disorder, Scott Syndrome. 1. What is meant by lipid
Zwaal et al on the clotting disorder, Scott Syndrome. 1. What is meant by lipid bilayers having a “sidedness” to them, or another way of stating this? 2. If blood clotting factors…
Zygote intrafallopian transfer (ZIFT) requires in vitro fertilization to be perf
Zygote intrafallopian transfer (ZIFT) requires in vitro fertilization to be performed before embryo transfer into oviduct True False The most common cause of low sperm count in ma…
[ ASTRONOMY ] Jupiter\'s Great Red Spot The GRS rotates completely in six days.
[ASTRONOMY] Jupiter's Great Red Spot The GRS rotates completely in six days. (a) If the spot is circular (not quite true, but a reasonable approximation for this matter) and 31,00…
[10 pts] This diagram depicts the climate for a specific city with a population
[10 pts] This diagram depicts the climate for a specific city with a population of just over 3.5 million people. What city is it? EXPLAIN YOUR REASONING. Start by figuring out and…
[10] Properties and Composition of Biological Materials From the following tissu
[10] Properties and Composition of Biological Materials From the following tissues, select the most appropriate one for the questions. There is only one answer for each. A. Articu…
[15 second video and three questions] Inelastic collisions. Youtube Link: https:
[15 second video and three questions] Inelastic collisions. Youtube Link: https://www.youtube.com/watch?v=cVjxn4KjOb4 Why is the collision inelastic and not elastic? When a bullet…
[15] 2. In the article: Thompson LK. Unraveling the secrets of Alzheimer B-amylo
[15] 2. In the article: Thompson LK. Unraveling the secrets of Alzheimer B-amyloid fibrils. Proceedings of the National Academy of Sciences of the United States of America 2003,10…
[16) The following question should be answered with reference to the diagram at
[16) The following question should be answered with reference to the diagram at the right and appropriate standard reduction potentials on the cover page. 6. (a) Which electrode i…
[1] In how many runs did p increase vs. decrease? In how many was A 1 fixed ( p
[1] In how many runs did p increase vs. decrease? In how many was A1 fixed (p = 1) and in how many was A1 lost (p = 0)? In each case where one allele became fixed, how many genera…
[1] Nicotine would _______the rate at which sodium ions (Na + ) enter the post-s
[1] Nicotine would _______the rate at which sodium ions (Na+) enter the post-synaptic neuron (after the synapse) through sodium channels. a) increase         b) decrease          …
[1]K). (5 Insert Design Layout References Mailings Review View Unit 1 Study Q a-
[1]K). (5 Insert Design Layout References Mailings Review View Unit 1 Study Q a-search in Document ome Arial aste Styles St PROTEIN SYNTHESIS (TRANSCRIPTION & TRANSLATION) 19.…
[2] For the hemocytometer problem below: a) What is the concentration of the cel
[2] For the hemocytometer problem below: a) What is the concentration of the cells that are in the tube that has been added to the hemocytometer? (be SURE to include all calculati…
[2] The solar radiation that reaches Earth is composed by 50% visible, 40% near
[2] The solar radiation that reaches Earth is composed by 50% visible, 40% near IR and 10 UV. The solar radiation that reaches Earth is composed by 50% visible, 40% near IR and 10…
[30] 2. A pollutant called BTEX (benzene, toluene, ethylbenzene and zylene) is o
[30] 2. A pollutant called BTEX (benzene, toluene, ethylbenzene and zylene) is often stored in UST's (underground storage tanks). Consider a scenario where several hundred liters …
[6 pts] A river sediment sample is analyzed and contains 950 ?g/kg of DDT. In a
[6 pts] A river sediment sample is analyzed and contains 950 ?g/kg of DDT. In a reference book, you find that for this type of sediment a typical value of Kp is 2500 L/kg What is …