An element is also a pure substance. The reason for this is because an element contains only one type of particle.
Option A is correct
Early in mitosis, during prophase and prometaphase, the nucleus, nucleolus and nuclear envelope begin to dissolve in preparation for cell division. During telophase, which is the final stage in mitosis,, there is a reversal of effects of prophase and prometaphase; nucleus, nucleolus and nuclear envelope are again formed.
Answer:
It's good to give healthy food to your body.
Explanation:
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