A room warms up slightly where there are people in it. Explain why this is true, considering how organisms use energy and the two laws of thermodynamics. USE THE FOLLOWING TERMS IN YOUR ANSWER: HOMEOSTASIS, METABOLISM, AND RESPIRATION.

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

How can you approximate the number of calories required to keep you in energy balance?

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase