Answer:
The ability of chemotherapy to kill cancer cells depends on its ability to halt cell division. Usually, cancer drugs work by damaging the RNA or DNA that tells the cell how to copy itself in division. If the cancer cells are unable to divide, they die.
A- Flatworms are unsegmented and only have one mouth/anus opening. And they are obviously flat
- - <span>B) ribosome
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The ribosome contains enzymes that are associated with protein synthesis.
