Succession is a. harmful to ecosystems b. a natural recovery process c. unnecessary for ecosystem recovery d. a one-time event

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants.d. selecting individuals at random.

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?

Animals have a variety of adaptations,including trachea and gills, which allow this key process to occur. which provides the molecules necessary for cellular respiration and efficient atp synthesis?