If there are 90 000 kJ of energy available in the producer level of this food web, how many kilojoules of energy will be transferred to the wolves? (Assume 10% energy transfer at each trophic level.)

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geological equipment to analyze the composition of rock?

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?