Saturated fats have long straight tails of fatty acids, while unsaturated fats have kinks in their tails created by the double bonds. the kinks prevent the fatty acids from packing together as tightly. ectothermic (cold blooded) animals need to keep their membranes fluid at cooler temperature and thus contain their membranes.

the main thing i would use is bricks because if there is a hurricane, there is a great possibility for the house to still stand. and i would also use plexiglass windows instead of regular windows because plexiglass isn't prone to breaking.

the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question