What type of commensal relationship is remora fish and shark ?

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone

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.