Carbon is the basis for life on earth. plants use water, from the air, and energy from sunlight to make food. this process is called . eat , breathe in , and breathe out carbon dioxide. this is called . carbon is released into the atmosphere when plants and animals die and . carbon dioxide is also released into the air through .

Which of the following would be least likely to support the modern concept of biological evolution? ( 2 points) a)different species of organisms with similar bone patterns b)different species of organisms with similar reproductive rates species in c)different domains with similar metabolic pathways species in d)different kingdoms with similar cellular structures.

Which best describes red blood cells? a. they are colorless b. they protect against disease-carrying microorganisms c. they transport oxygen throughout the body d. they aid in blood clotting

If animal agriculture was eliminated, how much grain would become available for human consumption?