46. All hydrophobic amino acids share which of the following properties? A. Acidic R groups B. Nonpolar uncharged R groups C. Polar uncharged R groups D. Basic R groups

Poorly conditioned, middle-aged peoplemay suffer a rupture of the calcaneal tendonwhen the foot is suddenly dorsiflexed, asin hitting the ground when jumping downfrom a height. Explain each of the followingsigns of a ruptured calcaneal tendon: (a)a prominent lump typically appears in thecalf; (b) the foot can be dorsiflexed fartherthan usual; and (c) the patient cannot plantarflex the foot very effectively

15 Explain why detergents, which have an amphipathic structure like bile salts, are able to remove both water-based and oil-based stains.

12 & 13

53.

Why is myosin II the only myosin capable of producing contractile force?

What is rigor mortis? Explain the physiological rationale of rigor mortis in forensic applications.

24

8 +++ ➤ In the following table (Table 1), briefly describe the location and a function of each type of muscle tissue, with respect to the digestive system, and to the respiratory system: Table 1. The Role of Muscle Tissue in the Digestive and Respiratory Systems Muscle Location in our body tissue type skeletal cardiac smooth Focus Mode Function of that muscle tissue type with respect to the digestive system the respiratory system

61.