Which to the mollusks studied in the lab show a bilateral body plan and anterior development of a head and a highly mobile lifestyle 1. gastropoda 2. cehpalopoda 3. bivalvia 4. chitons (polyplacaphora)?

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?