Answer:
a series of pools built like steps to enable fish to bypass a dam or waterfall.
Explanation:
A fish ladder, also known as a fishway, fish pass or fish steps, is a structure on or around artificial and natural barriers to facilitate diadromous fishes' natural migration.
Your sex given at birth is a major factor that can determine your growth
Molecules are moving because they have energy. As the liquid cools down, the amount of energy is reduced and the molecules start to move slower. When the water temperature reaches around 0°C, the molecules stick together and form a solid – ice. Even in this solid stage, the molecules are still moving – we just can’t see it.
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The food is chewed and grinned up from the teeth and broken down from saliva, then the epiglottis shuts covering the trachea allowing food to travel
down the esophagus, once it travels down it reaches the stomach which is mechanically and chemically broken down from the stomach muscles and the hydrochloric acid. Then it goes into small intestine, then the large intestine where it is determined to be a solid, liquid, or gas and the liquid is normally drained out causing it to be solid, Then it is eventually stored in the rectum and released through the anus. There are three helping organs the liver, gallbladder, and pancreas which produce the digestive enzymes but arent part of the digestive tract,
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