Biology and Genetics
101624 questions • Page 1867 / 2033
a transmembrane protein has 1000 amino acids a transmembrane protein has 1000 am
a transmembrane protein has 1000 amino acids a transmembrane protein has 1000 amino acids a transmembrane protein has 1000 amino acids a transmembrane protein has 1000 amino acids…
a twenty four year old male presents to your office in distress. he report havin
a twenty four year old male presents to your office in distress. he report having unprotected sex two weeks ago. last week he came to know that his sexual partner is HIV postive. …
a twenty year old male comes to the dermatology clinic complaining of patches of
a twenty year old male comes to the dermatology clinic complaining of patches of chronic, itchy rashes on his scal. He's been unsuccssful with dandruff shampoo. Upon physical exam…
a wild-type trihybrid soybean plant is crossed to a pure-breeding soybean plant
a wild-type trihybrid soybean plant is crossed to a pure-breeding soybean plant with the recessive phenotypes pale leaf l, oval seed (r), and short height (t). The corresponding d…
a wild-type yeast and a genetic variant both have a gene encoding a protien chan
a wild-type yeast and a genetic variant both have a gene encoding a protien channel produced in the presence of chemical X. the genetic variant has a mutation in a regulatory gene…
a woman age 65 presents with sudden onset weakness lateralized to the right side
a woman age 65 presents with sudden onset weakness lateralized to the right side, confusion, trouble speaking, and a severe headache before loosing conciousness. there is a signif…
a& p van outta McGraw hill l The web... munity Ce x Connect ? Secure | https://n
a& p van outta McGraw hill l The web... munity Ce x Connect ? Secure | https://newconnect.mheducation.com/flow/connect.html mbus Bookmarks For quick access pleceyorotm ol n #1…
a) (4 pts) Calculate the sensitivity and specificity of the HPT kit, and explain
a) (4 pts) Calculate the sensitivity and specificity of the HPT kit, and explain what these numbers mean. b) (1 pt) How many false positives were there in the initial screen? c) (…
a) (rice and French fries) which is the best source of carbohydrates. You should
a) (rice and French fries) which is the best source of carbohydrates. You should take into consideration the type and quantity of carbohydrate present in the food, energy values (…
a) - what atoms must a molecule contain to participate inhydrogen bonding with o
a) - what atoms must a molecule contain to participate inhydrogen bonding with other molecules of the same kind? b) which of the following molecules can form hydrogen bondswith ot…
a) 1 How many pi bonds are present in thismolecule? b) 2 How many understood lon
a) 1 How many pi bonds are present in thismolecule? b) 2 How many understood lone pairs arepresent in this molecule? c) 3 What is the hybridization of the N?Input format: sp, sp^2…
a) 5 b) 8 c)10 d)12 a) CO 2 b) GTP c) FADH 2 /QH 2 d) ATP Which enzyme is NOT us
a) 5 b) 8 c)10 d)12 a) CO2 b) GTP c) FADH2/QH2 d) ATP Which enzyme is NOT used in gluconeogenesis? a) GAP dehydrogenase b) pyruvate kinase c) aldolase d) fructose bisphosphatase W…
a) A gas has a volume of 7.0 liters and mass of 4.44 x10 5 micrograms. What is i
a) A gas has a volume of 7.0 liters and mass of 4.44 x105 micrograms. What is its density? b) A certain liquid has a density of 0.855 g/ml. How manyLITERS would weigh 1.00 kg? c) …
a) A newly discovered microorganism has been classified as a chemolithotrophic a
a) A newly discovered microorganism has been classified as a chemolithotrophic autotroph. i)Dissect this term to explain what this means about the microorganism’s metabolism. …
a) A sample of continental crust with radiogenic concentrations listed below Ele
a) A sample of continental crust with radiogenic concentrations listed below Element Concentration 1.42 parts per million 5.60 parts per million Th b) Asample of mantle-derived pe…
a) A temperate bacteriophage has the gene order x1 x2 x3 att x4 x5. What is the
a) A temperate bacteriophage has the gene order x1 x2 x3 att x4 x5. What is the gene order of the prophage b) Can the lytic P1 phage infect the lysogen produced by integration of …
a) Ammonia b) Sulfur c) Organic matter d) Calcium Which of the following is an e
a) Ammonia b) Sulfur c) Organic matter d) Calcium Which of the following is an end product formed from both the aerobic and an organic matters? 6. a) NO3 b) CHA c) H2S d) CO2 7· T…
a) An aliquot of the 24 liter lysate was diluted 10-2, 10-2, 10-2, 10-2 and 0.1
a)An aliquot of the 24 liter lysate was diluted 10-2, 10-2, 10-2, 10-2 and 0.1 ml was plated in triplicate on sensitive cells using the agar overlay technique. Upon incubation, 14…
a) Another cross in Drosophila involved the recessive, X-linked genes yellow(y),
a) Another cross in Drosophila involved the recessive, X-linked genes yellow(y), white(w), and cut(ct). A yellow-bodied, white-eyed female with normal wings was crossed to a male …
a) Are the genes met and arg linked? b) What is the distance of met to its centr
a) Are the genes met and arg linked? b) What is the distance of met to its centromere? c) What is the distance of arg to its centromere? d) What is the distance between genes met …
a) Are there any similarities between how DNA and RNA are synthesized? What abou
a) Are there any similarities between how DNA and RNA are synthesized? What about comparing nucleic acid synthesis to protein synthesis? b)If you wanted to increase the level of t…
a) Assume that each of the three proteins contains a single polypeptide chain. E
a) Assume that each of the three proteins contains a single polypeptide chain. Estimate the number of amino acids in each protein. b) A mixture of the three proteins is passed ove…
a) Based on the figure above, name the three organisms (or groups of organisms)
a) Based on the figure above, name the three organisms (or groups of organisms) that show most osmotic conformity to their environment. b) Name the three invertebrates that …
a) Beaker A contains 1-liter of pure water. If you add 2 mol of glucose into thi
a) Beaker A contains 1-liter of pure water. If you add 2 mol of glucose into this beaker, then the osmolarity of the solution is 2 Osm in beaker A. b) Beaker B contains 1-liter of…
a) Besides the surface reflection, we have to worry about the atmosphere getting
a) Besides the surface reflection, we have to worry about the atmosphere getting in the way. In particular, the atmosphere can attenuate the solar reflected light from the surface…
a) Briefly discuss the two main types of weathering. For each type, describe thr
a) Briefly discuss the two main types of weathering. For each type, describe three specific processes as illustrations. {8 marks) b) Fill in the blanks in the following passage. (…
a) Calculate the G°’ for the Nitrogenase reaction: (see table 3.5 below) 8 Ferre
a) Calculate the G°’ for the Nitrogenase reaction: (see table 3.5 below) 8 Ferredoxin(spinach) (Fe2+ ) + N2 + 10 H+ 8 Ferredoxin(spinach) (Fe3+) + 2 NH4+ + H2 b) How would the G°’…
a) Can spectrophotometery be used to detect other clinical conditions? and why?
a) Can spectrophotometery be used to detect other clinical conditions? and why? b) Did you know you could brew beer in your gut? However, How would you treat a patient with this s…
a) Choose the two enzymes that together catalyze the net reaction: a-ketoglutara
a) Choose the two enzymes that together catalyze the net reaction: a-ketoglutarate + NADP(H) + H+ + NH4+ + ATP Glutamate b) Why doesn’t the glutamate dehydrogenase reaction contri…
a) Circle the correctresponse or fill in the blanks . What is the approximate pH
a) Circle the correctresponse or fill in the blanks . What is the approximate pHof a 10-9 Msolution of HCl 3 5 7 9 Which is a weak acidHNO2 HClO4 HNO3 HCl H2SO4 Which is the stron…
a) Compute the magnetic field (H) required to align the dipole m (Figure 3) at r
a) Compute the magnetic field (H) required to align the dipole m (Figure 3) at room temperature (300 oK) given that: m = 1.85 x 10-23 A m2, Aligning energy: Em = m*H; and -16 Ther…
a) Describe the position of the water table. b) Suggest two situations that migh
a) Describe the position of the water table. b) Suggest two situations that might cause this marsh to disappear: one natural cause and one cause related to human activities. c) We…
a) Describe two different mechanisms by which bacteria can simultaneously acquir
a) Describe two different mechanisms by which bacteria can simultaneously acquire resistance to multiple antibiotics of different classes. b) New point-of-care molecular tests are…
a) Describe two ways of measuring biodiversity. Explain the relationship between
a) Describe two ways of measuring biodiversity. Explain the relationship between biodiversity and ecosystem stability. As part of your explanation, discuss how susceptibility to d…
a) Determine the orientation of mutant vs. wild type alleles on the female paren
a) Determine the orientation of mutant vs. wild type alleles on the female parent’s chromosomes. (1pt) b) Determine gene order (remember, what matters is which gene is in the midd…
a) Determine the strike and dip of i) bedding in the sedimentary rocks and ii) t
a) Determine the strike and dip of i) bedding in the sedimentary rocks and ii) the contact between the rhyolite and the sedimentary rocks. b) Consider that contact between the rhy…
a) Direct tumor cell killing can be elicited by receptor agonist activity, such
a) Direct tumor cell killing can be elicited by receptor agonist activity, such as an antibody binding to a tumor cell surface receptor and activating it, leading to apoptosis (re…
a) Direct tumor cell killing can be elicited by receptor agonist activity, such
a) Direct tumor cell killing can be elicited by receptor agonist activity, such as an antibody binding to a tumor cell surface receptor and activating it, leading to apoptosis (re…
a) Discuss the changes in thirst as people age. b) What is the mechanism behind
a) Discuss the changes in thirst as people age. b) What is the mechanism behind this change and what have researchers found when studying older versus younger men? c) Using the Tu…
a) Discuss the five questions important to determine protein adequacy for an ind
a) Discuss the five questions important to determine protein adequacy for an individual elderly adult. b) Cite relevant research findings regarding protein need calculations for t…
a) Discuss the five questions important to determine protein adequacy for an ind
a) Discuss the five questions important to determine protein adequacy for an individual elderly adult. b) Cite relevant research findings regarding protein need calculations for t…
a) Discuss the impact socialization has on eating for aging persons. b) Apply th
a) Discuss the impact socialization has on eating for aging persons. b) Apply this knowledge to the success of the Senior Nutrition Program. For example, describe the Senior Nutri…
a) During the 18 years that the galactic centre has been observed, the star SO-2
a) During the 18 years that the galactic centre has been observed, the star SO-2 completed a full orbi having a period of 16.17 years. Convert this period into seconds (1 yT 3.16x…
a) Each subspecies of seaside sparrow has arestricted range. (b) The six subspec
a) Each subspecies of seaside sparrow has arestricted range. (b) The six subspecies form two monophyletic group when DNA sequences are compared manitima mgrescens Atiantic Coast B…
a) Evaporation is responsible for removing 1.2 m (depth) of water from the globa
a) Evaporation is responsible for removing 1.2 m (depth) of water from the global oceans each year. The oceans cover a total surface area of 3.6132 x 108 square kilometers. Assume…
a) Explain in your own words why the binding curve illustrated in figure 4.12 an
a) Explain in your own words why the binding curve illustrated in figure 4.12 and others show a sigmoidal curve rather than a linear curve, and how this relates to repressor funct…
a) From a testcross A/a × a/a , in which A represents red and a represents white
a) From a testcross A/a × a/a, in which A represents red and a represents white, use the 2 test to find out which of the following results statistically fits with a predicted Mend…
a) From the list below, indicate all the items, which, if not working properly ,
a) From the list below, indicate all the items, which, if not working properly, would lead to increased infections with pyogenic bacteria. TH1 cells MHC II R…
a) Give three reasons why a diploid individual will not produce a gamete with ex
a) Give three reasons why a diploid individual will not produce a gamete with exactly the same DNA as either of the haploid gametes that fused to form that individual. Explain you…
a) Glycogen is a highly branched polymer of glucose and is the major storage for
a) Glycogen is a highly branched polymer of glucose and is the major storage form of glucose in our bodies. What is the major metabolic advantage of the extensive branching found …
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