How would you describe or define a refusal skills?

Claustrophobia is an example of a(n)

Used primarily for thickening sauces and soups, a (paste/roux/stock) is made from a (1: 2/2: 1/1: 1) fat and flour.

Although animals share many common characteristics, there is also a great amount of diversity found in animals. which animals are ectothermic, obtain dissolved oxygen in water through gills, have scales, have fins, and live in water?