Answer: The heliocentric model was generally rejected by the ancient philosophers for three main reasons: If the Earth is rotating about its axis, and orbiting around the Sun, then the Earth must be in motion. ... Hence, the Earth must be stationary.
Explanation:
- B
Explanation:
Due to that is the answer to the question
Amino acids are acids on one hand, and a base on the other hand.
<h3>What is an acid?</h3>
An acid is a substance that produces hydrogen or hydroxonium ions as the only positively charged ion when it ionizes.
All amino acids have an amine group -
and a carboxylic group -
.
The carboxylic group ionizes such that:

The presence of the amine group enables amino acids to also act as a base.
More on amino acids can be found here: brainly.com/question/14583479
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Aminotes include synapsids and sauropsids as well as their ancestors, back to amphibians.
<span>Gasoline contains stored chemical energy. When gasoline is burned in a lawn mower, the energy is transformed into mechanical and thermal energy.</span>