What structure is absent in the cells of fungi thereby preventing them from performing photosynthesis? A. nuclei

B. cilia

C. mitochondria

D. chloroplasts

Which of the following are energy solutions that release pollution into the air>

Aseries of connections of food chain in an ecosystem is called a what

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.