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Q1. The venom of many cobras contains a potent neurotoxin that binds to ligand-gated Na+ channels, causing them to open. Unlike ACh, that binds to and after that rapidly unbinds from ligand-gated Na+ channels, the neurotoxin tends to stay bound to ligand-gated Na+ channels. How does this neurotoxin affect the […]

Using two credible sources, research two human activities that have a positive impact on the environment. Explain the role of these activities, comparing the adaptation versus mitigating approaches to manage those environmental issues. Submit your response in a MS Word document of the following specifications: Font: Arial; Point 12 Spacing: […]

You have been asked to investigate a specific human disorder, Crystal disease. The disorder is caused by a recessive mutation in the human gene A1. The disorder results in impaired vision, cognitive defects and early death. A short lived mutation has been isolated in butterflies which also causes neural degeneration […]

Construct a phylogenetic tree of the following organisms: turkey, pine tree, dog, clam, daisy, andfern. Use the following “evolutionary novelties” to defineeach group: backbone, shell, photosynthetic (produces ownfood), flowers, cones, seeds, heterotrophic (must acquire food),feathers, eukaryotic, and hair. Indicate these novelties onthe tree.Based on this phylogenetic tree, is the group […]