A medicine is a chemical substance that is used to treat, prevent or diagnose a disease.
The answer is 10 billion. <span />
Transporting oxygen and Nutrients throughout our body.
The mean of the population is equal to 55
<span>the population proportion is not less than .65
</span>
<span>Earthworms can eat only those things like organic matter plants, salad and decaying animals. </span>