A photon of ultraviolet light hits double-stranded DNA and creates a covalent cross-link between adjacent thymines in the same strand (a thymine dimer). What is likely to happen? a-The DNA strand with the thymine dimer will not be able to be replicated. b-The cell will die. c-The DNA strand will […]

There are six ways in which a person and the situation interact to shape a person’s goals, thoughts, feelings, and behaviors.These are: 1. Different persons respond differently to the same situation. 2. Situations choose the person. 3. Persons choose the situation. 4. Different situations can prime different parts of the […]

X and Y represent two open compartments, X contains 1 liter of 4mM KCl in water and Compartment Y has 1 liter solution containing 2mM NaCl in water. X and Y are separated by a semi-permeable membrane that is permeable to K+ ions and water but not to Na+ and […]

In class, we discussed how H146 of the ?-chain of normal adult hemoglobin ends up in close proximity to D94 on the same chain when oxygen is delivered to the tissues. In hemoglobin Hiroshima, however, H146 on the ?-chain has been changed to a D through mutation. a) What effect, […]