Answer:
Oxygen enters the body in the mouth and nose, passes through the larynx and the trachea. The trachea splits into two bronchial tubes, which lead to smaller tubes that lead to 600 million alveoli, which are small sacs surrounded by capillaries. The capillaries take oxygen into the arteries, and the oxygen-rich blood is then pumped into every cell of your body. Once the oxygen has been absorbed, carbon dioxide and water are eliminated through the lungs.
Explanation:
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They have bilateral symmetry and a rounded shape.
D. Same as the number of adenines
Thymine and Adenine will always pair together
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1.) 0
2.) 2
3.) 4
4.) 3
5.) 3
6.) ?
7.) 1
8.) 6
9.) 3
10.) Fox
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B, because it goes bottom to top and the biggest or strongest animal is at top or decomposer while the weaker ones down so that means when they get eaten some energy for the one below transfers to the next animal
