There is no image or choices so what exactly do you want us to answer.
Answer:
white blood sells
Explanation:
they in ur blood and helps fights off diseases and heal cuts
Answer:
The sine or sin is a trigonometric function of an angle. The sine of an acute angle is defined in the context of a right triangle: for the specified angle, it is the ratio of the length of the side that is opposite that angle, to the length of the longest side of the triangle (the hypotenuse).
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Explanation:
The alveoli. These little air sacs are found on the end of the bronchioles and are the place where oxygen enters the blood and the carbon dioxide leaves.
