Answer:
B. Cardiac
Explanation:
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Even though scientist have not confirmed why the brain knows when to stop growing, the human brain never stops growing neurons. It also could stop growing when it has complelty grown to whatver capicity it can - ususlally till the age of 25.
mechanical advantage is the number of times that a machine increases an input force
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Multicellular organisms can be much larger and more complex. This is because the cells of the organism have specialized into many different types of cells such as nerve cells, blood cells, muscle cells all performing different functions. So, most likely, a pond organism is unicellular.
Answer: superhelix
Explanation: its definately the correct answer