Hectares of land used per person
<span>The virus uses the cell to replicate itself and then moves on. The cell, after replication dies as the new virus spreads.
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50%, don't know if you use pun nett squares but Google them, they simplify it so much.
R. r
r Rr. rr
r Rr. rr
Skeletal, smooth, and carbiac. Carbiac makes up the heart.
Answer:
The last one: dinosaur footprints preserved in mud turned to rock
Fossils have to be physical remains of an animal.
Hope this helps!