1. Define the difference in melting points between trans-oleic acid (44.5oC) and cis-oleic acid (13.4oC).
2. Explain Why do animals that live in cold climates generally have more polyunsaturated fatty acid residues in their fats than do animals that live in warm climates?
3. Depict the structures of the following compounds as well as predict whether they can diffuse across a membrane without facilitated diffusion. Indicate the criteria utilized to make these predictions.
a) ethanol
b) glycine
c) cholesterol
d) ATP