Sickle cell anemia occurs when it is passed down from the parents. It is a look diese. It is caused by when 2 parents inherit 2 abnormal genes. It's when the blood cells change shape. Pediatrics use amniocentesis to see if the baby has missing chromosomes hat cause Down syndrome in early pregnancy
In an experiment, using the elodea stalk, you are able to expose more underlying tissue and the process can be executed more quickly and it's easy to replicate the natural position for a more realistic result.
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Answer:
they need it because the fact of they need nuretaints to live thus soil has the nutreiants it needs
Explanation:
Enzymes are a very important part of the body. They are the very reason a human can digest food. The enzymes act as a catalyst to speed up a persons metabolism.