Activity for xtalâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Comment | Post #277124 |
DonielF's very good answer mentions this, but I feel that the obvious (and common) misconception behind the question is also worth highlighting clearly here:
Iron in its metallic form is strongly magnetic. Iron-containing biomolecules are generally not more magnetic than most other substances (i.e.... (more) |
— | about 4 years ago |
| Edit | Post #275878 | Initial revision | — | over 4 years ago |
| Question | — |
What conditions would cause an extremely dense (dark) coniferous forest to grow? It is said that in dense rainforests, only 1% of sunlight (sometimes less) reaches the forest floor, which greatly restricts the types of plant and animal life that can survive there. My (limited) experience of temperate and alpine forests seems to involve considerably more than 1% light at the fo... (more) |
— | over 4 years ago |