Convection currents are caused by the heat from the inner core.
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<span>Good Morning!
The protonema is the part of the plant that gives rise to the gametophytes in the bryophyte plants.
</span>It gives rise to gametophyte.<span>
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Answer:
If the number of atoms stays the same no matter how they are rearranged, then their total weight stays the same.
In all physical and chemical changes, the total number of atoms remains the same, hence when substances interact with one another, combine or break apart, the total weight of the system remains the same
