The reaction involved in cellular respiration is similar to that involved in the burning of fossil fuels. What must be an essential component of fossil fuels?

A) oxygen

B) water

C) carbon

D) carbon dioxide

Which element is found in both DNA and protein? sulfur sodium nitrogen chlorine

Biology, Medicine, or Engineering?

Which of the following is not a requirement of a practical fuel? It must contain a large amount of stored energy. B. It must occur in abundance in nature or be easy to produce. C. It must be made up of elements that combine easily with oxygen. D.

Why we name that ATP is an energy "station" of the cell?

Which of the following does NOT describe bacteria?

When your body sweats, which process is at work to cool your body off?

Which of the following is an example quantitative data

Darwin argued that the beak size and shape of Galapagos finch species was related to their a. body size. b. food source. c. time of reproduction. d. flight pattern.

Which organism could be classified as a fungus

Which of the following must be true of a population in genetic equilibrium? A. Migration between populations B. Small population size C. Random mating D. Sexual selection