Biology question and answers for September 18, 2023
- Q Soil fertility is reduced by(a) crop rotation(b) nitrogen fixing bacteria(c) decaying organic matter(d) intensive agriculture.
- Q Describe the β-oxidation of the fatty acid palmitate.biochemistry
- Q What environmental damage are caused by mercury pollution? Whatare the main sources of mercury pollution?
- Q The following chemicals have the indicated formula weights:Sucrose -- 342.3g/molPotassium dihydrogen phosphate (KH2P04) -- 136.09g/molYou also have the following solutions already made: 20% SDS, 5MNaCl and 10X TAE List the...
- Q What is the typical shape of a population growth curve? How canbiotic potential be represented in the same way graphically?
- Q What are the typical features of the age pyramids ofunderdeveloped countries?
- Q How does biological diversity relate to the characteristics ofthe abiotic factors of an ecosystem?
- Q How does the vegetal stratification of an ecosystem influenceits biological diversity?
- Q How can a large amount of biological diversity protect anecosystem from environmental damage? Why are less biodiverseecosystems at risk of suffering serious biological harm if subjectto even small changes?
- Q What is the difference between primary ecological succession andsecondary ecological succession?
- Q Share your thoughts with your peers about how Sonic hedgehogspecifies the sclerotome. Include all citations
- Q Describe how the information about the Gpr56 gene (see articlebelow) could be used to develop new treatments for myelin sheathdisorders like multiple sclerosis in humans.https://source.wustl.edu/2015/01/scientists-find-gene-vital-to-central-nervous-system-development/​Please include all citations.
- Q Sympathetic nervous system induces(a) secretion of digestive juices(b) heart beat(c) secretion of saliva(d) all of these.
- Q A patient is in the hospital with bacterial meningitis. Thedoctor needs to determine whether the patient has an infection withNeisseria meningitis or Haemophilus influenzae.1. What is the problem (scenario) that...
- Q Find 3 example species (substantiallydifferent from each other) that should not be modelled byIntegrodifference equations and explain why.
- Q vitamine D play important role in calciumreabsorption
- Q What life history factors influence lambda?
- Q Compare and contrast active and passive transport. Discuss thedifferent forms and how they function. Be descriptive on each andevery similarity and difference. Â
- Q Compare and contrast sexual and asexual reproduction. Explainrelevance to evolution. Be descriptive on each and every similarityand difference.
- Q 1. Which of the following DOES NOT influence the conductionvelocity of an action potentialA)Diameter of the axonB)Permeability of the axonC)Density of Ca channelsD)Myelination (answer not D or A)2. The relationship...
- Q Discuss the endosymbiosis theory. Analyze the evidence thatsupports the theory, and the problems that refute the theory.Please be at least 7 sentences and include all the main points.
- Q Choose a diseaseFormulate a researched, detailed andcollege level answer for thefollowing:What are nosocomial infections?In your research, what are some popular nosocomialinfections?What are protocols set in place to prevent nosocomialinfections?No hand...
- Q Discuss how enzymes function, be sure to include substrate,activation energy, lock and key, and active site in your answer.Please make at least 2 paragraphs of at least 5 sentences each...
- Q Compare and contrast photosystem 1 and photosystem 2. Please beat least 7 sentences and be descriptive about each and everydifference and similarity.
- Q On the CDC web site view the vaccines listed in the section\"Vaccines by disease\". a) Which of the different pathogen groupshave the most vaccines (routine and non-routine vaccines)? b) Whatare...
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