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A) Microfilaments are composed of globular subunits of the protein actin. In the presence of ATP actin polymerizes to form helical filaments. Briefly describe the role of ATP and how it is necessary for microfilaments assembly.B) All of the motors known to operate in conjunction with actin filaments are members […]

Questions: What, if anything, is wrong with the following statement: “When NaCl is dissolved in water, the water molecules closest to the ions will tend to orient themselves so that their oxygen atoms point toward the sodium ions and away from the chloride ions.” The drug thalidomide was once prescribed […]

Q. Recognize the non-Mendelian mode of inheritance for each of the follow: A.) A woman from the family with normal cholesterol marries a man with no LDL receptors, and all their children have cholesterol levels twice the normal of the mother. B.) In humans, skin colour follows a bell-shaped curve, […]

Vaccines are one of the largest public health programs available and help prevent many communicable diseases. When browsing the website, make sure to review the following sections beneath “Vaccines and Immunizations Topics”: Vaccines in the United States; Education and Training; Requirements and Laws; Partners; and Vaccines and Preventable Diseases. Introduction […]