Answer:
Due to urease activity, bacteria are able to use urea as a sole nitrogen source and produce ammonia, which increases the pH in the proximal environment, causing Ca2+ and CO32- to precipitate as CaCO3.
Answer:
Amphibians begin their lives as eggs, The few eggs that get fertilized, and survive will hatch in 7-9 days. After the eggs of an Amphibian hatch they are called Tadpoles. Tadpoles breathe through gills like fish. ... Metamorphosis is the final process that changes the amphibian from tadpole to adult.
Explanation:
1. I studies this in 7th grade and remeber every single bit of it (monte vista)
2. Google
Its none of them The person who actually disporved it was Charles Wyville Thompson
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What r we suppose to be putting on the poster? What age range is this for? Young children or teenagers?