3. when written in a chemical equation, the symbols (s), (g), (letter l) and (aq), indicate whether the reaction will proceed quickly or more slowly. true false

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse