How are the earth's crust and humans the most similar according to these graphs? a the largest percentage of both is oxygen. b silicon is rarely found in nature. c chemical reactions occur with similar frequency in humans and the earth's crust. d the smallest percentage of both is potassium.

What does all of the organ system in a human form

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Which of the following is an example of competition that could be found in a forest? question 14 options: deer eat berries and their droppings seed new areas creating more berry bushes two fox populations utilize the same rabbit population as their main food source two hawk populations utilize the same scorpion population as their main food source lack of sunlight due to changes in the seasons restricts the growth of certain plants