Compared with vertebrates, most invertebrates: A. require faster delivery and greater quantities of nutrients
B. have more complex layers of cells
C. require a higher level of oxygen
D. have slower distribution of blood

Structures in cells that carry out specific functions.

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.

What makes a dominant allele different from a recessive allele