Biology question and answers for August 25, 2023
- Q Understand and be able to classifythe different mechanisms by which gonadal hormones cause sexdifferences
- Q What are the keys areas of the brainand circuits that regulate parental care in mammals
- Q Explain why the symptoms of fumarase deficiency are similar tothe symptoms of a deficiency in aconitase.
- Q Explain the basic features of a phylogenetic tree anddiscuss the statement that evolutionaryrelationships inferred from phenotypes or sequence data are is notalways simply divergent.500 words
- Q List five ways in which your knowledge of fungi will influenceyour everyday life.
- Q Question 16 In people with Grave’s disease, the immunesystem produces a large amount of a protein that is so much likeTSH (Thyroid stimulating hormone) that it binds to cells of...
- Q Imagine a scenario is which 52 protons are pumped across themembrane of the inner mitochondrial membrane. If you assume thatthe glycerol-phosphate shuttle is used, and the overall yield ofsubstrate-level phosphorylations...
- Q 1.Which of the followingmedications, when taken prior to eating, is especially effectivefor correcting postprandial hyperglycemia after a high-carbohydratemeal, so that hypoglycemia post dosing is minimized?AcarboseGlyburideGlitazoneTolbutamide2.           Whichof the following best describes the...
- Q List different methods of measuring cell growth and explainworking principle of any two methods
- Q Choose the item in column 2 that best matches each itemin column 1.    -     A.    B.     C.    D.     E.    F....
- Q what are relevant dimensions of human sexualityincluding ethical, cultural, biological, and psychological. Explaineach.
- Q Describe 3 features of Pseudomonas aeruginosa thatcomplicate treatment of infected vascular grafts.
- Q What are the different components of enzymes and explain theirrole in carrying out enzymatic activities
- Q Describe the active (binding) sites of Hb, Hc and Hr.
- Q An experimental mouse model of Leishmania infectionwas used byNathan and Miller to investigate the relative contribution ofreactiveoxygen intermediates (ROIs) and reactive nitrogenintermediates(RNIs) in the control of leishmaniasis.i) How did the...
- Q Homework 4If two different taxa share common ancestry with each othermore recently than either one does with any other organisms, wecall them _______ ______. (ITS NOT —>(Paraphyletic taxa))Homework 5How does...
- Q Dietitians often recommend keeping a food log for a variety ofreasons (weight loss, general wellness, diabetes management and/orteaching, IBS), why do you think this might be a helpful tool forboth...
- Q Provide a brief description/explanation about any of the4 questions:n) Characteristics of Phylum Chordata. Closest inverebraterelated phyla.o) Early chordate evolution in terms of Hox genes.p) Evolution of land based tetrapods in...
- Q Is this true or false? The collagen structure is a bundle ofthree left handed alpha helices in a right handed supercoil.how do 3 left handed make a right handed?
- Q Describe in layman's terms how ONE of the following supportsevolution by natural selection: the fossil record, the anatomicalrecord, the molecular record. Please use your own words.
- Q 6) A stalked, sessile marine organism has several elongatedfeeding structures surrounding an opening where food is ingested.This organism could potentially be a cnidarian, a tube-dwellingworm, a crustacean or an echinoderm,...
- Q 1) You have extracted your targeted plasmid from Milariuza.equilirus in your home. Because you do not have an expensivenanodrop machine, you decided to run a gel to determine theconcentration of...
- Q Feathered (F-) shank in chickens is dominant to clean (ff)shanks and white feathers (I-) is dominant to black (ii) feathers.Comb structure is controlled by 2 epistatic genes R and P...
- Q Can you explain why the amount of force produced by a musclecell is proportional to intracellular calcium concentration? Thenumber of active crossbridges?Can you explain the metabolic pathways utilized by slow...
- Q What are the costs/risks of overactivation of the immunesystem?What does DNA recombination have to do with antibodydiversity?How are T-cells activated?
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