True, This is because they they reproduced itself by spores called Sori so therefore they do grow underground stem
228×6=1368 that's the answer
First let me say this, i may be wrong. I think it would change over time because first of all the sandstone has different densities. Different kinds off rocks erode and get broken down by the wind at different rates. If its density is higher, it will take longer to erode
Wavy hair is a very easy example that this is false. It's a merge between straight and curly hair. Our traits tend to mix and blend together, it's not so simple. Everybody isn't just tall or short, one or the other. Everybody is a different height because it's a mid between your parents.