Answer:
As I think the answer is C. Because the ideas about the models changed as more discoveries were made about the atom.
Answer:
Researchers estimate global economic losses from fossil fuel air pollution at $2.9 trillion each year, or approximately 3.3 percent of global GDP.
They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe.
If worms dry out, they suffocate. As fresh air is taken in through the skin, oxygen is drawn into the worm's circulatory system, and the worm's hearts pump the oxygenated blood to the head area.
The answer is; A
This is a symbiotic relationship. The mycorrhiza is harbored I the roots of the orchids. The fungi nitrify the soil around the plant. Therefore, the fungi make nitrates (which are critical for the growth of the plant) available to the plant. The fungi, on the other hand, are assisted in breaking down of large carbon polymers by the orchids because the plant’s enzyme is more powerful than those of the fungi.
322.15
49°C + 273.15= 322.15K
