Biology question and answers for July 16, 2023
- Q Secretase family of enzymes are central to the processing ofamyloid precursor proteins (APP) associated with the development ofAlzheimer's disease. They have garnered much attention over theyears as a possible therapeutic...
- Q What are examples of technology that have extended out senses?What does it do? Advantages and Disadvantages? Give 2 examples.
- Q Propose three hypotheses to explain why sexual reproduction hasevolved. (At least 20 have been suggested!)
- Q Explain in your own words any two Gestalt principles of perceptualorganization. For each of these two principles, illustrate yourexplanation with an everyday example.
- Q Alzheimer’s disease /Demetria in the elderly
- Q Crews et al Behavior whiptail lizard1. In the whiptail lizards the female will not undergo normalovarian growth in the absence of sexual active males. How doparthenogenetic female whiptails get around...
- Q Suppose that the researchers discovered that OFC and DLPFCpatients have comparable P3 responses. First describe the patternof results that Dynamic filtering theory would normally predict inthis experiment, and then explain...
- Q Etanercept is a TNF-α antagonist composed of the dimeric fusionprotein of extracellular ligand-binding portion of the soluble75-kDa TNF-α receptor II and the fragment-crystallisable (Fc)portion of human immunoglobulin (IgG).†Based on...
- Q In a comparative Anatomy lab, you found some bones and the jawsare toothed and that the anterior limbs are modified for flight.Determine whether this tetrapod is related phylogenetically to thesubclass...
- Q Escherichia coli is one of the most commoncauses of foodborne illness, yet it is also a common microorganismfound within the human gut. What explains this disparity? (5points)There are several foods...
- Q 36) The majority of homeostatic processes in the human bodyworkon the principle of positive feedback control (T / F)37) Photosynthesis is not an example of an oxidation-reductionreaction39) Which type of...
- Q Due to the rapid increase in the world population one of themain issues that faces developing countries is that of foodproduction.As a starting point you need to assess the effectiveness...
- Q Describe the steps in the immune response, beginning with anantigen entering the body and ending with activation of the variousB- and T-cell types.
- Q 8) A step in ecological succession is called a(n)______28) DNA fingerprinting utilizes _________29) Bacteria perform a form of cell division called__________30)Which level of protein structure involves the coiling of thepolypeptide...
- Q 1. to measure DNA concentration, if you take 1/10 of asample and read the A260 and the reading is 1.5. what is the originDna concentration?2. how to prepare a 200...
- Q Caleb Bakersfield, a 42-year-old real estate agent, had justreturned from a vacation to Russia. His childhood had been roughbecause of an alcoholic and abusive father, and Caleb had startedhis own...
- Q 1: Explain why arteries have an increased resistance to flowcompared to vein.2: Preet is in a bad car accident, she has lost a lot of blood.When the paramedics arrive, her...
- Q Read the article and watch the short video at the link below,and then answer the following questions.LINK:http://www.sciencemag.org/news/2017/10/spider-genes-put-new-spin-arachnids-potent-venoms-stunning-silks-and-surprising-historyQuestion 1. Why do researchers think theweb-building abilities of many spiders may have evolved...
- Q Why do you think that our bodies have different densities ofreceptors in different areas? How does this help humanssurvive/interact with their environment?
- Q CREATE a phylogenetic tree (evolutionary) with Diarthrognathus,Triconodonts, Docodonts, Multituberculates, Symmetrodonts,Pantotheres, Monotremes, Marsupials, and Placentals.
- Q Pink is the phenotype from the expression of a heterozygousgenotype in flowers that exhibit incomplete dominance. Red andwhite flowers result from the two homozygous genotypes.10. What would be the probability...
- Q 10. Consider Cell B, which is a normal neuron(i.e. one with standard extra- and intracellular concentrations ofmost ion species). a) Plot membrane potential vstime for the postsynaptic response of Cell...
- Q What do the data suggest might be good environmental conditionsfor tuberculosis patients?
- Q Explain the different steps leading a 7 pass transmembranereceptor protein being exposed on the plasma membrane. You willstart as the mRNA encoding for this protein was just exportedoutside of the...
- Q Describe how positive and negative controls regulate the cellcycle. Your response should include a definition of positive andnegative control, and an example of each
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