Why is Russell's quote an example of multiple
approaches giving the same result?
He indicates that the research was carried
out by different scientists.
He mentions three versions of the same
investigation.
He lists three very different investigations.
He suggests the investigations were all done
by the same scientist.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.