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1. Why does the shoulder joint have more freedom of movement than any other joint of the body? 2. The entire process of coordinated, voluntary, muscle contraction is summed up as excitation-contraction coupling. Why are these two things coupled, and what, specifically, is responsible for bring excitation and contraction together […]

Retinal vision A. Discuss the molecular mechanisms on how a photoreceptor relays a signal to the bipolar cells B. Explain receptive fields in the retina and how they are relayed to the brain. C. What is dark and light adaptation? Central vision A. Describe the circuitry that allows us to […]

21st Century Health Policy and Assessing Quality in Health Care, Please respond to the following: Prioritize the main steps that the U.S. needs to take in order to develop a prudent health policy plan for the growing number of underprivileged citizens, given the growing diverse demographics in the U.S. Interpret […]

1. Which of the following mechanisms would be necessary in order for Lamarck’s theory of evolution to be valid?a) The nervous system causes specific mutations of DNA.b) Mutations occur at random locations in DNA.c) All parts of the body contribute to the genetic information in the gamete.d) Proteins direct their […]