Blood cells carry oxygen to the rest of the cells in the body, and hemoglobin can help it do so. But in order for the hemoglobin to be effective enough, the blood cell has to be a certain kind of shape.
<span>Keep in mind that muscle cells don't carry oxygen and that they have different structure which helps in flexing and moving around only. </span>
Being versatile means that it can be used in many different ways, or has many different purposes.
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Answer:
a.growing trees
Explanation:
growing trees decreases the level of co2 by taking in the co2 and convert it to oxygen
plants and algae. These organisms are called primary consumers or herbivores. Some examples are rabbits, deer, tadpoles, and caterpillars. organisms are called secondary consumers.
Answer:
Uranus is made of water, methane, and ammonia fluids above a small rocky center. Its atmosphere is made of hydrogen and helium like Jupiter and Saturn, but it also has methane. The methane makes Uranus blue.
