The answer is B.minerals vitamins and water
Answer: The lungs are well supplied with blood due to lots of capillaries covering the alveoli, constantly maintaining a large diffusion gradient, air is able to pass easily down this gradient due to the alveoli having very thin walls (one cell thick).
or
The alveoli are adapted to make gas exchange in lungs happen easily and efficiently. Here are some features of the alveoli that allow this: they give the lungs a really big surface area. they have moist, thin walls (just one cell thick)
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Explanation:
Answer:
The level of the water in the pond would increase.
Explanation:
Answer:
Stratocumulus.
Explanation: Stratocumulus is the closest / lowest type of cloud.
Although there are 4 types of clouds Stratocumulus is th lowest.
B they observed physical cosmology the galaxy are moving away from earth at speed proportion to their distance
