There are four principles at work in evolution—variation, inheritance, selection and time. The theory of evolution by natural selection, first formulated in Darwin's book "On the Origin of Species" in 1859, is the process by which organisms change over time as a result of changes in heritable physical or behavioral traits.
Answer:
You could use a magnet to collect the iron, and then wash the sawdust off. Hope this helps :)
Osmosis in the cell vacuole because the difference of concentrations
outside / inside the cell
<span>It's a Polygenic Inheritance</span>
