Answer:
Chemical changes due to heat and pressure
Explanation:
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Answer:
The Loop of Henle serves to create a concentration gradient throughout the nephron which helps increase the reabsorption of water and certain ions. In the thin descending limb, water is very permeable and is reabsorbed due to the existing concentration gradient in the medulla.
B) Monocotyledons and Dicotyledons
Answer:
badddd just look at NASA's 20-year time-lapse shows how Earth is changing
Explanation:
B. comet
comets only have tails because the sun is shining its light on the ice and dust behind the comet