The most common type of plants on earth is what?
a. angiosperms
b. gymnosperms
c. nonvascular plants
d. seedless vascular plants

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.

Which of the following are responsible for sending messages from the hypothalamus to the thalamus?

True or false most plants are c3 plants, because they use molecules of carbohydrate known as g3p in their photosynthesis process.